Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

Firefox doenst open Microsoft Teams meetings since version 78.0.1

  • 1 reply
  • 1 has this problem
  • 7 views
  • Last reply by cor-el

more options

Since version 78.0.1. Firefox doenst open/recognize Microsoft Teams meetings in the browser to redirect to the teams software. This worked in 77.0.1

Since version 78.0.1. Firefox doenst open/recognize Microsoft Teams meetings in the browser to redirect to the teams software. This worked in 77.0.1

All Replies (1)

more options

You can try these steps in case of issues with web pages:

You can reload web page(s) and bypass the cache to refresh possibly outdated or corrupted files.

  • hold down the Shift key and left-click the Reload button
  • press "Ctrl + F5" or press "Ctrl + Shift + R" (Windows,Linux)
  • press "Command + Shift + R" (Mac)

Clear the Cache and remove the Cookies for websites that cause problems via the "3-bar" Firefox menu button (Options/Preferences).

"Remove the Cookies" for websites that cause problems:

  • Options/Preferences -> Privacy & Security
    Cookies and Site Data: "Manage Data"

"Clear the Cache":

  • Options/Preferences -> Privacy & Security
    Cookies and Site Data -> Clear Data -> Cached Web Content: Clear

Start Firefox in Safe Mode to check if one of the extensions ("3-bar" menu button or Tools -> Add-ons -> Extensions) or if hardware acceleration is causing the problem.

  • switch to the DEFAULT theme: "3-bar" menu button or Tools -> Add-ons -> Themes
  • do NOT click the "Refresh Firefox" button on the Safe Mode start window

Firefox shows a purple shield icon at the left end of the location/address bar in case Tracking Protection is blocking content.
You can click shield icon for more detail and possibly disable the protection.
You can check the Web Console for possible messages about blocked content.

You can check the Web Console for possible messages about blocked content.