Strange Finder icons on the left

[nopster]

after upgrading to Monterey, Finder left bar shows internal drives or network drives with an orrible document icon :-/
Anyone has noted it?

 

[piotrsss]

Not exactly this one, but from this area

https://www.reddit.com/r/MacOS/comments/qgpa74

 

[MikeDr206]

In Big Sur, this was often caused by Finder Extensions. For example, Resilio Sync made mine look funny. Go to system prefs, click off all the Finder Extensions, and see what it looks like.