If Task Manager crashes, restarting it with Ctrl-Alt-Shift (Taskmgr.exe) will restart it with all settings reset to factory original defaults.

Windows 11 has a reworked Task Manager, which might confuse some users, especially those upgrading from Windows 10. But don't worry, you can still restore the old one. Here is how to do it.

The os is Win2K server, when I use the Acrobat Reader 4.0 to open a PDF File, there will be many cmd.exe and tftp.exe start up and then the CPU and Ram resources are used up! Who can tell me why?

David Plummer, who wrote Task Manager back in 1994, takes us way deeper than just pressing Ctrl-Alt-Delete.