If you are encountering unusual and unexpected behaviour with your Web Browser, here are some links that may assist you clearing out old or corrupted cookies and cache files.
Google Chrome for Mac (and iOS and Android):
https://support.google.com/accounts/answer/32050?hl=en&co=GENIE.Platform%3DDesktop
Safari for Mac:
https://support.apple.com/en-ca/guide/safari/sfri11471/14.0/mac/11.0
Clear Caches