How do I clear plugins from my local storage?

Mac Desktop App:
Use the Terminal app to clear the cache.

  1. Quit the Figma desktop app.
  2. Open the Terminal.app and enter the following command: rm -rf "$HOME/Library/Application Support/Figma/"{Desktop,DesktopProfile}
  3. Try opening the Figma desktop app again.

https://help.figma.com/hc/en-us/articles/360040328553-Can-I-work-offline-with-Figma-#clear-data

Or