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 Root Certificate Expiration: Questions & Tips for Updating

  • 61 replies
  • 71 have this problem
  • 1119 views
  • Last reply by Paul

more options

Important update! On March 14, 2025, a critical root certificate in Firefox will expire. If you’re still using an older version (before Firefox 128 or ESR 115.13+), it’s crucial to update to Firefox 128 or newer to avoid issues with add-ons, DRM-protected content, and other features.

For full details, check out Update Firefox to prevent add-ons issues from root certificate expiration.

If you have questions about the update or need help with the process, this is the place to ask! Whether you’re just starting or you’ve already updated and want to share your experience, we’d love to hear from you.

Let’s come together, share tips, and ensure we’re all prepared. Drop your questions or insights below!

'''Important update!''' On '''March 14, 2025''', a critical [https://support.mozilla.org/en-US/kb/root-certificate-expiration#w_what-is-a-root-certificate-and-why-is-its-expiration-important root certificate] in Firefox will expire. If you’re still using an older version (before Firefox 128 or ESR 115.13+), it’s crucial to update to Firefox 128 or newer to avoid issues with add-ons, DRM-protected content, and other features. For full details, check out [[Update Firefox to prevent add-ons issues from root certificate expiration]]. If you have questions about the update or need help with the process, this is the place to ask! Whether you’re just starting or you’ve already updated and want to share your experience, we’d love to hear from you. Let’s come together, share tips, and ensure we’re all prepared. Drop your questions or insights below!

Modified by Lucas Siebert

All Replies (1)

more options

Hi plew29881

I would recommend taking a backup of your profile first (do this with Firefox completely closed) and then update following this guide - https://support.mozilla.org/en-US/kb/update-firefox-latest-release. If you need a hand with this, please ask and we will do our best to help.

Helpful?

  1. 1
  2. 2
  3. 3
  4. 4
Ask a question

You must log in to your account to reply to posts. Please start a new question, if you do not have an account yet.