
To see the processes associated with Firefox, you could use the following command. To kill a process on Linux, you’ll need to open a command line terminal on your system. As we stated earlier, sometimes applications will freeze or hang, and this isn’t necessarily abnormal if it doesn’t happen often.

The first thing you should try to do is simply kill the Firefox process and open it back up. $ – requires given linux commands to be executed as a regular non-privileged user # – requires given linux commands to be executed with root privileges either directly as a root user or by use of sudo command Privileged access to your Linux system as root or via the sudo command. Requirements, Conventions or Software Version Used



In this guide, we’ll show you a few different methods for fixing the Firefox is already running but is not responding error message on a Linux system.įirst, let’s go over a few reasons for why this error may be occurring.
