Can't you update Firefox? What OS do you have?

''<p>nemabuza1990 [[#question-1549206|said]]</p>'' <blockquote>It says WhatsApp works with Mozilla Firefox 115+ </blockquote> If you are getting this message then that likely means the version of Firefox you have whether on desktop or on Android or iOS/iPadOS is likely older than Firefox 115. The Firefox web browser is not doing the blocking. https://support.mozilla.org/en-US/kb/update-firefox-latest-release https://www.firefox.com/download/all/desktop-release/ (Firefox 145.0.1 Release) https://www.firefox.com/download/all/desktop-esr/ (Firefox 140.5.0esr) Or if you are using the eol Windows 7, 8, 8.1 then go to https://www.firefox.com/download/all/desktop-esr/ pick the 64-bit or 32-bit then language then select [Download ESR 115] as Firefox 116 and later will not run on Windows 7, 8, 8.1. Or if this is Firefox on a phone or tablet. https://support.mozilla.org/en-US/kb/update-latest-version-firefox-android https://support.mozilla.org/en-US/kb/firefox-available-iphone-or-ipad-my-language