Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

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Ajiyayyu

Wikipedia's FF Release history shows that FF4 and 5 are non-supported releases. Is that accurate?

LouC

Question is simple - is FF4 and FF5 still supported releases. The Wikipedia chart shows that FF3.6 is supported, FF4 and FF5 are not, and FF6 and FF7Beta are supported. If my company is testing a new website, we are trying to determine which versions we should be testing.

Question is simple - is FF4 and FF5 still supported releases. The Wikipedia chart shows that FF3.6 is supported, FF4 and FF5 are not, and FF6 and FF7Beta are supported. If my company is testing a new website, we are trying to determine which versions we should be testing.

All Replies (2)

With each new release the previous releases become unsupported.

There will be more releases this year: