How to force quit a process on Ubuntu?

To forcibly end a process, you can use the kill command or the killall command.

1. Execute the kill command:
2. Open the terminal.
3. Enter the command “ps -ef” to find the PID (Process ID) of the process you want to end.
4. To terminate a process with a specific PID, use the command “sudo kill “. For example, to end a process with a PID of 1234, the command would be “sudo kill 1234”.
5. Use the killall command:
6. Open the terminal.
7. You can terminate a process by entering the command “sudo killall “, where is the name of the process you want to end. For example, to end a process named firefox, the command would be “sudo killall firefox”.

Please note that terminating a process forcibly may result in data loss or system instability, so please use with caution.