EXTENSION IS NO LONGER DISPLAYED
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Solution for Windows:
 
1. Run the ae reg for pc file corresponding to the version of After Effects that is installed on your system.

2. In the pop-up window, click “OK”

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Solution for Mac Os:
 
1. Open the Terminal

2. Paste a line that matches the version of After Effects that is installed on your system:

For After Effects CC.2020:
defaults write com.adobe.CSXS.10 PlayerDebugMode 1

For After Effects CC.2019:
defaults write com.adobe.CSXS.9 PlayerDebugMode 1

For After Effects CC.2018:
defaults write com.adobe.CSXS.8 PlayerDebugMode 1

For After Effects CC.2017:
defaults write com.adobe.CSXS.7 PlayerDebugMode 1

For older versions:
defaults write com.adobe.CSXS.6 PlayerDebugMode 1
or
defaults write com.adobe.CSXS.5 PlayerDebugMode 1

3. Press Enter

4. Restart After Effects
