Under Windows operating system, you can follow the steps below to open the Task Manager:
Use shortcut keys: Press the Ctrl Shift Esc shortcut key combination to directly open the Task Manager.
Use the Ctrl Alt Del menu: Press the Ctrl Alt Del shortcut key combination and select the "Task Manager" option to open the Task Manager.
Use the search function: In Windows 10, you can click the "Start" button in the lower left corner of the screen, then enter "Task Manager" in the search box, select "Task Manager" ” application to open Task Manager.
Open through the run window: Press the Win R shortcut key combination to open the run window, enter the "taskmgr" command, and then press the Enter key to open the task manager.
Under the macOS operating system, you can press the Command Space shortcut key combination to open the Spotlight search box, enter "Activity Monitor" in the search box, and then select The Activity Monitor application will open the Task Manager.
Under the Linux operating system, you can open the terminal, enter the "top" command or the "htop" command, and then press the Enter key to open the task manager.