Index: openacs-4/packages/proctoring-support/catalog/proctoring-support.en_US.ISO-8859-1.xml
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/proctoring-support/catalog/Attic/proctoring-support.en_US.ISO-8859-1.xml,v
diff -u -r1.1.2.3 -r1.1.2.4
--- openacs-4/packages/proctoring-support/catalog/proctoring-support.en_US.ISO-8859-1.xml	13 Aug 2020 09:24:20 -0000	1.1.2.3
+++ openacs-4/packages/proctoring-support/catalog/proctoring-support.en_US.ISO-8859-1.xml	18 Aug 2020 12:46:10 -0000	1.1.2.4
@@ -2,19 +2,19 @@
 <message_catalog package_key="proctoring-support" locale="en_US" charset="ISO-8859-1">
 
   <msg key="accept_message">An automated exam-supervision is activated to detect any fraudulent examination performance. You, your screen and your microphone will be recorded. Your data will only be used for the stated purpose, will be stored securely and will not be passed on to third parties.</msg>
-  <msg key="audio_grabbing_not_supported">Your browser does not support audio acquisition.</msg>
+  <msg key="audio_grabbing_not_supported">You are working with a browser that does not support the automated exam-supervision. Please use the latest version of Google &lt;a href=&#34;https://www.google.com/chrome/&#34;&gt;Chrome&lt;/a&gt;.</msg>
   <msg key="banner_message">The examination mode is activated. Close your browser window after the exam.</msg>
   <msg key="camera_cannot_be_recorded_because">Camera cannot be recorded. The error is:</msg>
-  <msg key="camera_grabbing_not_supported">Camera cannot be recorded because your browser does not support camera recording. Please use the most recent version of Google Chrome.</msg>
-  <msg key="camera_not_readable">No camera was recognized. Check the following:&lt;ol&gt;&lt;li&gt;Check if the camera is currently running in another application. If so, stop the camera recording in this application.&lt;/li&gt;    &lt;li&gt;Make sure a camera is installed and activated. Open the device manager. The camera is displayed under Image devices or Camera. If no camera is displayed, connect an external camera to your computer. If a down arrow appears in the device manager, it means the camera device is disabled. Right-click the camera to select Activate. Some cameras appear under Cameras and Integrated camera.&lt;/li&gt;    &lt;li&gt;Has access to the camera been permitted in the system settings? Open the system settings of your computer and go to \&#34;camera\&#34;. Check whether camera access is generally activated. Go to \&#34;Change\&#34; to enable camera access. Check if desktop apps are allowed to access your camera. Set the slider to \&#34;On\&#34;.&lt;/li&gt;    &lt;li&gt;If you are using an external camera, check whether it is connected to the computer and, if it has a switch, is also switched on.&lt;/li&gt;    &lt;li&gt;Make sure that the correct camera is selected in the Browser. In Google Chrome go to: Browser Settings | Privacy and security | Website settings | Permissions | Camera and check if the correct camera has been selected.&lt;/li&gt;&lt;/ol&gt;</msg>
-  <msg key="camera_permission_denied">Camera cannot be recorded because it has no permission to do so. Check the following:&lt;ol&gt;    &lt;li&gt;Is your camera blocked in the browser settings? In Google Chrome go to: Browser Settings | Privacy and security | Website settings | Permissions | camera. If the slider is set to ?Blocked?, set it to ?Ask before access (recommended)?.&lt;/li&gt;    &lt;li&gt;Have you ever denied access to the camera in the past? In Google Chrome go to: Browser Settings | Privacy and security | Website settings | Permissions | Camera. Check whether there are links to WU websites under ?Block?. Delete these websites from the list by clicking on the garbage can symbol.&lt;/li&gt;    &lt;li&gt;Has access to the camera been permitted in the system settings? Open the system settings of your computer and go to \&#34;camera\&#34;. Check whether camera access is generally activated. Go to \&#34;Change\&#34; to enable camera access. Check if desktop apps are allowed to access your camera. Set the slider to \&#34;On\&#34;.&lt;/li&gt;&lt;/ol&gt;</msg>
+  <msg key="camera_grabbing_not_supported">You are working with a browser that does not support the automated exam-supervision. Please use the latest version of Google &lt;a href=&#34;https://www.google.com/chrome/&#34;&gt;Chrome&lt;/a&gt;.</msg>
+  <msg key="camera_not_found">No camera was recognized. Possible causes are:&lt;ul&gt;&lt;li&gt;&lt;b&gt;The camera is not selected in Google Chrome&lt;/b&gt;: In Google Chrome go to \&#34;Settings\&#34; |\&#34;Privacy and security\&#34; | \&#34;Site Settings\&#34; | \&#34;Permissions\&#34; | \&#34;Camera\&#34; and select the correct camera.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The camera is already being used by another program&lt;/b&gt;: Check whether the camera is currently running in another application (e.g. MS Teams). (Windows) Go to \&#34;Camera\&#34; | \&#34;Desktop apps\&#34; and check which desktop apps are currently using the camera. If desktop apps are currently accessing the camera, stop camera recording in those applications.(MacOS) Check that there is a light next to the built-in camera. If so, restart the computer.&lt;/li&gt;&lt;li&gt;&lt;b&gt;There is no camera&lt;/b&gt;: (Windows) Open the device manager and check whether a camera is displayed under \&#34;Image devices\&#34;, \&#34;Camera\&#34; or \&#34;Integrated camera\&#34;. (MacOS) Under \&#34;System Settings\&#34; go to \&#34;Security\&#34; | \&#34;Data protection\&#34; and check whether a camera is listed in the sidebar under \&#34;Camera\&#34;. If no camera is displayed, then connect an external camera to your computer.&lt;/li&gt;&lt;li&gt;&lt;b&gt;An external camera is not connected&lt;/b&gt;: Connect the external camera to your computer.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The external camera is not switched on&lt;/b&gt;: Switch on the external camera if it has a switch.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The camera is deactivated&lt;/b&gt;: (Windows) Open the device manager and check whether the displayed camera is deactivated under \&#34;Image devices\&#34;, \&#34;Camera\&#34; or \&#34;Integrated camera\&#34;. If so, right click on the camera and select \&#34;Activate\&#34;. (MacOS) Restart the computer to reinstall the camera driver.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The driver of the camera is out of date&lt;/b&gt;: (Windows) Open the device manager and go to\&#34;Image devices\&#34;, \&#34;Camera\&#34; or \&#34;Integrated camera\&#34;. Right click on your camera and update the camera&#39;s driver. (MacOS) Restart the computer to reinstall the camera driver.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The camera is blocked by an antivirus program&lt;/b&gt;: Allow your antivirus program or the antivirus extension in Google Chrome to use the camera or deactivate all antivirus programs for the duration of the exam.&lt;/li&gt;&lt;li&gt;&lt;b&gt;Other sources of error (MacOS)&lt;/b&gt;: Check whether the camera is activated and working: &lt;a href=&#39;https://support.apple.com/en-us/HT211130&#39;&gt;link to instructions&lt;/a&gt;.&lt;/li&gt;&lt;/ul&gt;</msg>
+  <msg key="camera_not_readable">Your camera cannot be recorded because it has no permission to do so. Possible causes are:&lt;ul&gt;&lt;li&gt;&lt;b&gt;The camera is blocked in Google Chrome&lt;/b&gt;: In Google Chrome go to \&#34;Settings\&#34; |\&#34;Privacy and security\&#34; | \&#34;Site Settings\&#34; | \&#34;Permissions\&#34; | \&#34;Camera\&#34;. If the slider is on \&#34;Blocked\&#34;, then set it to \&#34;Ask before accessing (recommended)\&#34;.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The camera is blocked for %system_name% in Google Chrome&lt;/b&gt;: In Google Chrome go to \&#34;Settings\&#34;|\&#34;Privacy and security\&#34; | \&#34;Site Settings\&#34; | \&#34;Permissions\&#34; | \&#34;Camera\&#34;. Check whether there are links to WU websites under \&#34;Block\&#34;. Delete these websites from the list by clicking on the garbage can symbol.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The camera is blocked for Google Chrome (MacOS)&lt;/b&gt;: Go to \&#34;System Settings\&#34; | \&#34;Security\&#34; |\&#34;Privacy\&#34; and then in the sidebar on \&#34;Camera\&#34;. Activate the checkbox next to Google Chrome. Restart Google Chrome.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The camera is blocked in the system settings for apps or desktop apps (Windows)&lt;/b&gt;: Open the system settings of your computer and go to \&#34;Apps\&#34; and \&#34;Desktop apps\&#34;. Check if apps and desktop apps are allowed to access your camera. If not, set the slider to \&#34;On\&#34;.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The camera is blocked in the system settings&lt;/b&gt;: (Windows) Open the system settings of your computer and go to \&#34;Camera\&#34;. Check whether camera access is generally activated. If not, goto \&#34;Change\&#34; to activate general camera access. (MacOS) Check that the camera is activated and working&lt;/b&gt;: link to instructions.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The camera was switched off due to insufficient power supply (Windows)&lt;/b&gt;: Connect your computer to a power source. Open the system settings of your computer and go to\&#34;Camera\&#34;. Check that camera access is still enabled for this device. If not, go to \&#34;Change\&#34; to reactivate camera access.&lt;/li&gt;&lt;/ul&gt;</msg>
+  <msg key="camera_permission_denied">Your camera cannot be recorded because it has no permission to do so. Possible causes are:&lt;ul&gt;&lt;li&gt;&lt;b&gt;The camera is blocked in Google Chrome&lt;/b&gt;: In Google Chrome go to \&#34;Settings\&#34; |\&#34;Privacy and security\&#34; | \&#34;Site Settings\&#34; | \&#34;Permissions\&#34; | \&#34;Camera\&#34;. If the slider is on \&#34;Blocked\&#34;, then set it to \&#34;Ask before accessing (recommended)\&#34;.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The camera is blocked for %system_name% in Google Chrome&lt;/b&gt;: In Google Chrome go to \&#34;Settings\&#34;|\&#34;Privacy and security\&#34; | \&#34;Site Settings\&#34; | \&#34;Permissions\&#34; | \&#34;Camera\&#34;. Check whether there are links to WU websites under \&#34;Block\&#34;. Delete these websites from the list by clicking on the garbage can symbol.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The camera is blocked for Google Chrome (MacOS)&lt;/b&gt;: Go to \&#34;System Settings\&#34; | \&#34;Security\&#34; |\&#34;Privacy\&#34; and then in the sidebar on \&#34;Camera\&#34;. Activate the checkbox next to Google Chrome. Restart Google Chrome.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The camera is blocked in the system settings for apps or desktop apps (Windows)&lt;/b&gt;: Open the system settings of your computer and go to \&#34;Apps\&#34; and \&#34;Desktop apps\&#34;. Check if apps and desktop apps are allowed to access your camera. If not, set the slider to \&#34;On\&#34;.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The camera is blocked in the system settings&lt;/b&gt;: (Windows) Open the system settings of your computer and go to \&#34;Camera\&#34;. Check whether camera access is generally activated. If not, goto \&#34;Change\&#34; to activate general camera access. (MacOS) Check that the camera is activated and working&lt;/b&gt;: link to instructions.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The camera was switched off due to insufficient power supply (Windows)&lt;/b&gt;: Connect your computer to a power source. Open the system settings of your computer and go to\&#34;Camera\&#34;. Check that camera access is still enabled for this device. If not, go to \&#34;Change\&#34; to reactivate camera access.&lt;/li&gt;&lt;/ul&gt;</msg>
   <msg key="check_again">Check again</msg>
   <msg key="community_help_text">If automated exam-supervision is activated, the system will create recordings of the participants and their screen.</msg>
   <msg key="desktop_cannot_be_recorded_because">Desktop cannot be recorded. Error is:</msg>
-  <msg key="desktop_grabbing_not_supported">Desktop cannot be recorded because your browser does not support screen recording. Please use the most recent version of Google Chrome.</msg>
-  <msg key="desktop_permission_denied">Desktop cannot be recorded because it is denied the permission to do so. Check the following:&lt;ol&gt;    &lt;li&gt;Make sure you granted your Browser access to record your desktop and browser in the system and browser settings.&lt;/li&gt;    &lt;li&gt;Check the settings of your antivirus program and deactivate the adblocker in Google Chrome.&lt;/li&gt;    &lt;li&gt;In Google Chrome settings delete the cache.&lt;/li&gt;&lt;/ol&gt;</msg>
-  <msg key="display_surface_not_supported">Desktop cannot be recorded because your browser does not support the enforcing of full-screen selection. Please use the most recent version of Google Chrome.</msg>
-  <msg key="dotlrn_admin_infotext">&lt;a href=&#34;proctoring&#34;&gt;List of recordings during an automated exam-supervision&lt;/a&gt;</msg>
+  <msg key="desktop_grabbing_not_supported">You are working with a browser that does not support the automated exam-supervision. Please use the latest version of Google &lt;a href=&#34;https://www.google.com/chrome/&#34;&gt;Chrome&lt;/a&gt;.</msg>
+  <msg key="desktop_permission_denied">Your screen cannot be recorded because it has no permission to do so. Possible causes are: &lt;ul&gt; &lt;li&gt;&lt;b&gt;The screen recording is blocked by an antivirus program&lt;/b&gt;: Allow your antivirus program or the antivirus protection extension in Google Chrome to record the screen or deactivate all antivirus programs for the duration of the exam.&lt;/li&gt; &lt;li&gt;&lt;b&gt;The screen recording is blocked in the system settings (MacOS)&lt;/b&gt;: Go to \&#34;System settings\&#34; |\&#34;Security\&#34; | \&#34;Privacy\&#34; and then click on \&#34;Screen recording\&#34; in the sidebar. Activate the checkbox next to Google Chrome. Restart Google Chrome.&lt;/li&gt; &lt;/ul&gt;</msg>
+  <msg key="display_surface_not_supported">You are working with a browser that does not support the automated exam-supervision. Please use the latest version of Google &lt;a href=&#34;https://www.google.com/chrome/&#34;&gt;Chrome&lt;/a&gt;.</msg>
   <msg key="Exam_mode">Exam mode</msg>
   <msg key="Exam_mode_message">&lt;h4&gt;Examination statement: Important
 information for taking online examinations&lt;/h4&gt;
@@ -188,16 +188,16 @@
   <msg key="Examination_Statement">Examination Statement</msg>
   <msg key="grant_access_to_camera_msg">If your browser prompts you to give access to the camera, please do so. Once permission has been granted, a preview image will appear. Please make sure your face is clearly visible in the picture before proceeding.</msg>
   <msg key="grant_access_to_camera_title">Grant access to your camera</msg>
-  <msg key="grant_access_to_desktop_msg">You are being prompted to give access to your desktop. Please first select &#34;full screen&#34; and grant the access thereafter by clicking the button &#34;share&#34;. On success you should see a preview of your desktop on the page.</msg>
+  <msg key="grant_access_to_desktop_msg">You are being prompted to give access to your desktop. Please first select &#34;Your Entire Screen&#34; and grant the access thereafter by clicking the button &#34;Share&#34;. On success you should see a preview of your desktop on the page.</msg>
   <msg key="grant_access_to_desktop_title">Grant access to your desktop</msg>
   <msg key="grant_access_to_microphone_msg">If your browser prompts you to give access to the microphone, please do so. Once permission has been granted, an audiowave will be displayed to test your microphone. Please make sure your microphone is not muted and the audiowave is moving and reacts to your voice.</msg>
   <msg key="grant_access_to_microphone_title">Grant access to your microphone</msg>
   <msg key="microphone_cannot_be_recorded_because">Microphone cannot be recorded. Error is:</msg>
-  <msg key="microphone_not_found">No microphone was recognized. Check the following:&lt;ol&gt;    &lt;li&gt;Make sure a microphone is installed. Open the control panel of your computer and click on \&#34;Hardware and Sound\&#34;. In the window that opens, navigate to Sound | Enter and check that a microphone is listed. Test the microphone and troubleshoot it if necessary.&lt;/li&gt;    &lt;li&gt;If you are using an external microphone, check whether it is connected to the computer and, if it has a switch, is also switched on.&lt;/li&gt;    &lt;li&gt;Make sure that the correct microphone is selected in the Browser. In Google Chrome go to: Browser Settings | Privacy and security | Website settings | Permissions | Microphone and check if the correct microphone has been selected.&lt;/li&gt;&lt;/ol&gt;</msg>
-  <msg key="microphone_not_readable">Access to your microphone has been prevented. Please check if access to the microphone has been permitted in the system settings. Open the system settings of your computer and go to \&#34;Microphone\&#34;. Check whether microphone access is generally activated. Go to \&#34;Change\&#34; to enable microphone access. Check if apps and desktop apps are allowed to access your microphone. Set the slider to \&#34;On\&#34;.</msg>
-  <msg key="microphone_permission_denied">Your microphone cannot be recorded because it has no permission to do so. Check the following:&lt;ol&gt;    &lt;li&gt;Is your microphone blocked in the browser settings? In Google Chrome go to: Browser Settings | Privacy and security | Website settings | Permissions | Microphone. If the slider is set to \&#34;Blocked\&#34;, set it to \&#34;Ask before access (recommended)\&#34;.&lt;/li&gt;    &lt;li&gt;Have you ever denied access to the microphone in the past? In Google Chrome go to: Browser Settings | Privacy and security | Website settings | Permissions | Microphone. Check whether there are links to WU websites under \&#34;Block\&#34;. Delete these websites from the list by clicking on the trash symbol.&lt;/li&gt;    &lt;li&gt;Has access to the microphone been permitted in the system settings? Open the system settings of your computer and go to \&#34;Microphone\&#34;. Check whether microphone access is generally activated. Go to \&#34;Change\&#34; to enable microphone access. Check if desktop apps are allowed to access your microphone. Set the slider to \&#34;On\&#34;.&lt;/li&gt;&lt;/ol&gt;</msg>
-  <msg key="microphone_volume_is_too_low">Your microphone seems to be completely silent. Please raise your recording volume. Check the following:&lt;ol&gt;    &lt;li&gt;Open the control panel of your computer and go to: Sound | Advanced sound options. If necessary, adjust the volume here.&lt;/li&gt;&lt;/ol&gt;</msg>
-  <msg key="missing_stream_message">Your browser does not support camera, microphone or screen capturing or you denied access to those devices. To proceed with the exam, please set related browser settings back and grant access to camera, microphone and your full-screen capturing and ensure that your microphone is activated and not muted.</msg>
+  <msg key="microphone_not_found">No microphone was recognized. Possible causes are:&lt;ul&gt;&lt;li&gt;&lt;b&gt;The active microphone is not selected in Google Chrome&lt;/b&gt;: In Google Chrome go to \&#34;Settings\&#34;| \&#34;Privacy and security\&#34; | \&#34;Site Settings\&#34; | \&#34;Permissions\&#34; | \&#34;Microphone\&#34; and select the correct microphone.&lt;/li&gt;&lt;li&gt;&lt;b&gt;There is no internal microphone&lt;/b&gt;: (Windows) Open the control panel of your computer, go to \&#34;Sound\&#34; | \&#34;Input\&#34; and check that a microphone is listed. (MacOS) Under \&#34;System Settings\&#34; go to \&#34;Security\&#34; | \&#34;Privacy\&#34; and check whether a microphone is listed under \&#34;Microphone\&#34; in the sidebar. If no microphone is listed, connect an external microphone to your computer.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The internal microphone is defect or not installed correctly&lt;/b&gt;: (Windows) Open the control panel of your computer, go to \&#34;Sound\&#34; | \&#34;Input\&#34; and test the microphone displayed there. Troubleshoot if necessary. (MacOS) Restart the computer to reinstall the sound driver.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The microphone driver is out of date&lt;/b&gt;: (Windows) Open the device manager and go to \&#34;Audioinputs and -outputs\&#34;. Right click on your microphone and update the microphone&#39;s driver. (MacOS) Restart the computer to reinstall the sound driver.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The external microphone is not connected&lt;/b&gt;: Connect the external microphone to your computer.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The external microphone is not switched on&lt;/b&gt;: Switch on the external microphone if it has aswitch.&lt;/li&gt;&lt;/ul&gt;</msg>
+  <msg key="microphone_not_readable">Your microphone cannot be recorded because it has no permission to do so. Possible causes are:&lt;ul&gt;&lt;li&gt;&lt;b&gt;The microphone is blocked in Google Chrome&lt;/b&gt;: In Google Chrome go to \&#34;Settings\&#34; | \&#34;Privacy and security\&#34; | \&#34;Site Settings\&#34; | \&#34;Permissions\&#34; | \&#34;Microphone\&#34;. If the slider is on \&#34;Blocked\&#34;, then set it to \&#34;Ask before accessing (recommended)\&#34;.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The microphone is blocked for %system_name% in Google Chrome&lt;/b&gt;: In Google Chrome go to \&#34;Settings\&#34;| \&#34;Privacy and security\&#34; | \&#34;Site Settings\&#34; | \&#34;Permissions\&#34; | \&#34;Microphone\&#34;. Check whether there are links to WU websites under \&#34;Block\&#34;. Delete these websites from the list by clicking on the garbage can symbol.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The microphone is blocked for Google Chrome (MacOS)&lt;/b&gt;: Go to \&#34;System Preferences\&#34; and\&#34;Security\&#34; | \&#34;Privacy\&#34; and then on \&#34;Microphone\&#34; in the sidebar. Activate the checkbox next to Google Chrome. Restart Google Chrome.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The microphone is blocked in the system settings for apps and desktop apps (Windows)&lt;/b&gt;:Open the system settings of your computer and go to \&#34;Apps\&#34; and \&#34;Desktop apps\&#34;. Check that apps and desktop apps can access your microphone. If not, then set the slider there to \&#34;On\&#34;.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The microphone is blocked in the system settings (Windows)&lt;/b&gt;: Open the system settings of your computer and go to \&#34;Microphone\&#34;. Check that microphone access is enabled for this device. If not, go to \&#34;Change\&#34; to activate microphone access.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The microphone has been switched off to save power (Windows)&lt;/b&gt;: Connect your computer to a power source. Open the system settings of your computer and go to \&#34;Microphone\&#34;. Check that microphone access is still enabled for this device. If not, go to \&#34;Change\&#34; to reactivate microphone access.&lt;/li&gt;&lt;/ul&gt;</msg>
+  <msg key="microphone_permission_denied">Your microphone cannot be recorded because it has no permission to do so. Possible causes are:&lt;ul&gt;&lt;li&gt;&lt;b&gt;The microphone is blocked in Google Chrome&lt;/b&gt;: In Google Chrome go to \&#34;Settings\&#34; | \&#34;Privacy and security\&#34; | \&#34;Site Settings\&#34; | \&#34;Permissions\&#34; | \&#34;Microphone\&#34;. If the slider is on \&#34;Blocked\&#34;, then set it to \&#34;Ask before accessing (recommended)\&#34;.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The microphone is blocked for %system_name% in Google Chrome&lt;/b&gt;: In Google Chrome go to \&#34;Settings\&#34;| \&#34;Privacy and security\&#34; | \&#34;Site Settings\&#34; | \&#34;Permissions\&#34; | \&#34;Microphone\&#34;. Check whether there are links to WU websites under \&#34;Block\&#34;. Delete these websites from the list by clicking on the garbage can symbol.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The microphone is blocked for Google Chrome (MacOS)&lt;/b&gt;: Go to \&#34;System Preferences\&#34; and\&#34;Security\&#34; | \&#34;Privacy\&#34; and then on \&#34;Microphone\&#34; in the sidebar. Activate the checkbox next to Google Chrome. Restart Google Chrome.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The microphone is blocked in the system settings for apps and desktop apps (Windows)&lt;/b&gt;:Open the system settings of your computer and go to \&#34;Apps\&#34; and \&#34;Desktop apps\&#34;. Check that apps and desktop apps can access your microphone. If not, then set the slider there to \&#34;On\&#34;.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The microphone is blocked in the system settings (Windows)&lt;/b&gt;: Open the system settings of your computer and go to \&#34;Microphone\&#34;. Check that microphone access is enabled for this device. If not, go to \&#34;Change\&#34; to activate microphone access.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The microphone has been switched off to save power (Windows)&lt;/b&gt;: Connect your computer to a power source. Open the system settings of your computer and go to \&#34;Microphone\&#34;. Check that microphone access is still enabled for this device. If not, go to \&#34;Change\&#34; to reactivate microphone access.&lt;/li&gt;&lt;/ul&gt;</msg>
+  <msg key="microphone_volume_is_too_low">The microphone&#39;s sound recording is insufficient. Possible causes are:&lt;ul&gt;&lt;li&gt;&lt;b&gt;The volume of the microphone is set too low&lt;/b&gt;: Turn up the input volume. (Windows) Openyour computer&#39;s control panel and go to \&#34;Sound\&#34; | \&#34;Input\&#34; | \&#34;Device properties\&#34;. Adjust the volume here. (MacOS) Click on \&#34;System Preferences\&#34; | \&#34;Sound\&#34; and open the \&#34;Input\&#34; tab.Adjust the input volume on your microphone.&lt;/li&gt;&lt;li&gt;&lt;b&gt;The microphone is muted&lt;/b&gt;: Unmute it. Check the corresponding keyboard commands and all hardware settings such as the mute function directly in the sound settings or on the microphone / headset itself.&lt;/li&gt;&lt;/ul&gt;</msg>
+  <msg key="missing_stream_message">Online-supervision has ended but is still activated for this course. Please close Google Chrome to completely exit the exam environment or restart the automated online supervision by clicking \&#34;OK\&#34; to re-enter the exam environment.</msg>
   <msg key="mobile_devices_are_unsupported">Mobile devices are unsupported.</msg>
   <msg key="OnlineExam">Online Exam</msg>
   <msg key="preview_help_text">If enabled, a preview of recorded input will be displayed to users during the online supervision session.</msg>
@@ -207,8 +207,9 @@
   <msg key="request_timeout">Request to the server timed out. Retry in 10s...</msg>
   <msg key="user_photo">Photo</msg>
   <msg key="wizard_finish">Finish</msg>
-  <msg key="wrong_display_surface_selected">Desktop cannot be recorded because you selected something different than full screen in your desktop selection. Select full screen in your desktop selection.</msg>
-  <msg key="you_are_producing_black_pictures_from_camera">Important Note:&lt;br&gt;&lt;br&gt;System shows that your camera is producing black or otherwise indiscernible pictures at the moment. This could invalidate your exam attempt!&lt;ul&gt;&lt;li&gt;Please make sure the camera is working and is not obstructed.&lt;/li&gt;&lt;li&gt;Please make sure that your device is plugged into a power cord and that you are not running on battery.&lt;/li&gt;&lt;/ul&gt;</msg>
+  <msg key="wrong_display_surface_selected">The screen cannot be recorded because you selected the wrong screen area. Select \&#34;Your Entire Screen\&#34; by clicking on the screen and then on \&#34;Share\&#34;.</msg>
+  <msg key="you_are_producing_black_pictures_from_camera">%system_name% shows that your camera is producing black or otherwise indiscernible pictures at the moment. This could invalidate your exam attempt! Please check the following: &lt;ul&gt; &lt;li&gt;&lt;b&gt;Is the camera obstructed?&lt;/b&gt; Uncover the camera lens.&lt;/li&gt; &lt;li&gt;&lt;b&gt;Is it too dark in the room?&lt;/b&gt; Turn on a light source or open the curtains.&lt;/li&gt; &lt;li&gt;&lt;b&gt;Was the camera turned off to save power (Windows)?&lt;/b&gt; Connect your computer to a power source. Open the system settings of your computer and go to  \&#34;Camera \&#34;. Check whether camera access is still enabled for this device. If not, go to  \&#34;Change \&#34; to reactivate camera access.&lt;/li&gt; &lt;li&gt;&lt;b&gt;Other sources of error (MacOS)&lt;/b&gt;: Check whether the camera is still activated and working: &lt;a href=&#39;https://support.apple.com/en-us/HT211130&#39;&gt;link to instructions&lt;/a&gt;.&lt;/li&gt; &lt;/ul&gt;</msg>
+  <msg key="you_are_producing_black_pictures_from_camera_wizard">The image recording by the camera is insufficient. Possible causes are: &lt;ul&gt; &lt;li&gt;&lt;b&gt;The camera is sending black images because the camera is obstructed&lt;/b&gt;: Free the camera lens.&lt;/li&gt; &lt;li&gt;&lt;b&gt;The camera is sending black images because it is too dark in the room&lt;/b&gt;: Switch on a light source or open the curtains.&lt;/li&gt; &lt;li&gt;&lt;b&gt;The camera is blocked in the system settings for apps (Windows)&lt;/b&gt;: Open the system settings of your computer and go to  \&#34;Apps \&#34;. Check if apps are allowed to access your camera. If not, set the slider to  \&#34;On \&#34;.&lt;/li&gt; &lt;li&gt;&lt;b&gt;The camera was turned off to save power (Windows)&lt;/b&gt;: Connect your computer to a power source. Open the system settings of your computer and go to  \&#34;Camera \&#34;. Check whether camera access is still enabled for this device. If not, go to  \&#34;Change \&#34; to reactivate camera access.&lt;/li&gt; &lt;li&gt;&lt;b&gt;Other sources of error (MacOS)&lt;/b&gt;: Check whether the camera is still activated and working: &lt;a href=&#39;https://support.apple.com/en-us/HT211130&#39;&gt;link to instructions&lt;/a&gt;.&lt;/li&gt; &lt;/ul&gt;</msg>
   <msg key="you_are_producing_black_pictures_from_desktop">Important Note:&lt;br&gt;&lt;br&gt;System shows that your desktop is producing black or otherwise indiscernible pictures at the moment. This could invalidate your exam attempt!&lt;ul&gt;&lt;li&gt;Please make sure that your device is plugged into a power cord and that you are not running on battery.&lt;/li&gt;&lt;/ul&gt;</msg>
-  <msg key="your_microphone_is_muted">Your microphone is muted. Please unmute it. Check the following:&lt;ol&gt;    &lt;li&gt;Open the control panel of your computer and go to: Sound | Enter | Manage audio devices. Check whether your microphone is listed under \&#34;Deactivated\&#34;. If so, activate it by clicking on the microphone.&lt;/li&gt;&lt;/ol&gt;</msg>
+  <msg key="your_microphone_is_muted">Your microphone is muted. Possible causes are:&lt;ul&gt;&lt;li&gt;&lt;b&gt;The microphone is muted in the software settings&lt;/b&gt;: Unmute it. (Windows) Open \&#34;Microphone Properties\&#34;. If the microphone is muted under \&#34;Level\&#34;, click on the loudspeaker symbol to unmute it. (MacOS) Click on \&#34;System Preferences\&#34; | \&#34;Sound\&#34; and open the \&#34;Input\&#34; tab. Remove the check mark next to \&#34;Mute.\&#34;&lt;/li&gt;&lt;li&gt;&lt;b&gt;The microphone is deactivated&lt;/b&gt;: (Windows) Open the control panel of your computer and go to \&#34;Sound\&#34; | \&#34;Input\&#34; | \&#34;Manage audio devices\&#34;. Check if your microphone is listed under \&#34;Disabled\&#34;. If so, activate it by clicking on the microphone name. (MacOS) Restart the computer to reinstall the camera driver.&lt;/li&gt;&lt;/ul&gt;</msg>
 </message_catalog>