fro-do7 wrote:
This is really annoying. Happened 4 times during my last game.
Only on chess.com.
That is a known problem with Firefox. Try Google Chrome.
https://tweaklibrary.com/resolution-a-web-page-is-slowing-down-your-browser-message-in-firefox/
https://www.thewindowsclub.com/web-page-is-slowing-down-your-browser-firefox
This is really annoying. Happened 4 times during my last game.
Only on chess.com.