There's a handy search box on the page. A query for "timeout" there leads to many calls for help, but few replies. This for instance: https://support.mozilla.

There's a handy search box on the page. A query for "timeout" there leads to many calls for help, but few replies. This for instance: https://support.mozilla.org/en-US/questions/1350502 https://support.mozilla.org/en-US/questions/1350502