Connection
Firefox does not seem to work with USPS for holding mail. Everything is fine until you hit the submit button. Then nothing. Works fine with Chrome.
Wšykne wótegrona (1)
Make sure you are not blocking content.
Diagnose Firefox issues using Troubleshoot(Safe) Mode {web link}
A small dialog should appear. Click Start In Troubleshoot(Safe) Mode (not Refresh). Is the problem still there?
https://support.mozilla.org/en-US/kb/enhanced-tracking-protection-firefox-desktop also see https://blog.mozilla.org/security/2021/03/23/introducing-smartblock/
https://support.mozilla.org/en-US/kb/smartblock-enhanced-tracking-protection
Many site issues can be caused by corrupt cookies or cache.
Warning ! ! This will log you out of sites you're logged in to. You may also lose any settings for that website.
- How to clear the Firefox cache {web link}