Recently, I've gotten error messages that extensions have been corrupted - most frequently Last Pass but also other Microsoft Store extensions (but not Chrome Web Store Extensions). I restore the extension and it keeps getting corrupted.
Same problem here I decided to download it through the download link in another browser and by dragging to the screen of extensions @emacee
Same here , Yay Yet another speed dial corrupt frequently.
There's more over on this thread -> https://techcommunity.microsoft.com/t5/Discussions/New-Extension-problem/m-p/674662