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Ultra Experience - Known Issue: Cannot install Application Sharing Chrome Extension in the session

Date Published: Jan 11,2019

CategoryProduct:Known Issues & Error Messages; Version:Ultra Experience
Article No.: 000050181
Service Pack(s):
Ultra Experience
Issue Description:
Chrome 71 users trying to install the application sharing extension in Collaborate Ultra by following the in session prompts will find that clicking the "Add to Chrome" button does nothing. This occurs because Chrome has stopped allowing apps to install extensions, the extension must instead now be manually installed.


Known Issue Symptoms

Users are unable to install the Chrome Application Sharing extension from within the Collaborate Ultra session. Users will be prompted to "Add to Chrome" and find that this button does not work.

Add to Chrome button

Affected Platforms

Chrome 71 and 72 on Windows and Mac


Google for security reasons has stopped allowing apps to install extensions from within the application.



Users will need to manually install the "Desktop Sharing" extension at this time.
  1. Open Chrome and download the extension directly from:
  2. Click "Add to Chrome"
  3. Check that the "Desktop Sharing" extension is installed and enabled by going to: chrome://extensions
  4. Restart your Collaborate Ultra session to application share


The February 2019 Collaborate Ultra release will have a fix for resolving this issue. 

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