Abdul Rafay Pal

I get what you're saying! If your Linux system with XFCE freezes entirely—no mouse movement, keyboard input, etc.—it's likely a kernel-level or hardware-level hang. But if it's only partially frozen (mouse moves, some keys work), there are a few ways to open a task manager or recover control. Here’s what you can try: 1️⃣ Use XFCE’s Task Manager (xfce4-taskmanager): If the freeze is partial and you can still move your mouse:     Press Alt + F2 to open the Run Application dialog.     Type:     xfce4-taskmanager     and hit Enter. 2️⃣ Use a Terminal: If you can switch to a virtual terminal:     Press Ctrl + Alt + F1 (or F2, F3… up to F6).     Log in with your username and password.     Run: top or     htop     (if you have htop installed—it’s a friendlier version of top). Find the process causing issues (often something like firefox, chrome, or a heavy app)...

1. Use TTY to Regain Control (Very Useful) Even if the GUI is frozen, Linux still runs in the background. You can switch to a TTY (text console): 👉 Press: css Copy Edit Ctrl + Alt + F2  (or F3, F4... up to F6) This brings you to a black screen asking for login. Log in with your username and password, then: bash Copy Edit htop Or use: bash Copy Edit top Find the highest CPU or memory usage process, and kill it: bash Copy Edit kill -9 <PID> If you don’t have htop yet: bash Copy Edit sudo apt install htop To return to the desktop GUI after killing the offending process: 👉 Press: nginx Copy Edit Ctrl + Alt + F1  (or sometimes F7, depending on distro) 🔹 2. Hard Reset as Last Resort If TTY doesn't work (rare but possible), you can force a system reboot safely: 👉 Press: nginx Copy Edit Alt + SysRq + REISUB That’s: Alt + Print Screen (SysRq key) + type R E I S U B slowly. It safely unmounts disks and reboots — better than holding the power button. ⚙️ How to Prevent Future Fr...