It has been discovered that the Grid View extension in Google Chrome is causing issues with Google Meets including frozen pictures and webpage crashes.
To resolve these issues, it is recommended the extension is removed. Google Meet has a built-in tiled mode however please be aware it supports up to 16 participants on the screen at once.
To remove the extension please click the three vertical dots in the top right of Google Chrome, hover over "More Tools" and click "Extensions".
Please remove any extension called "Google Meet Grid View", it is possible you may have two installed as shown below.
To enable the built-in tiled view, click the three vertical dots in the bottom right of an active Google Meet
Click "Change layout"
Then select "Tiled view"