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 MoreWindows 10 may interrupt your Firefox install with a warning about "Microsoft-verified apps". Firefox is safe to install and use, so choose "install anyway".
Firefox version 115 ESR will be the last supported release for macOS 10.12, 10.13 and 10.14
This article explains how to download and install Firefox on a Mac.
Description of how Firefox detects captive portal networks.