What is the function of crtl+alt+delete?

Ctrl Alt Delete in early DOS systems was used to restart. Now Ctrl Alt Delete in Windows systems brings up the security window and selects "Explorer" and other functions. .

In the Windows98 era, Ctrl Alt Delete needs to be pressed twice to warm start.

After Windows 2000, Ctrl Alt Delete opens a safe window for users to select functions such as "Logoff"/"Lock"/"Task Manager".

At the same time, under certain settings, you need to press Ctrl Alt Delete to log in to the system.

Although Gates admitted that designing "Ctrl Alt Delete" was a mistake in the early years, he did not remove this setting in subsequent operating systems. It is said that the first setting of three keys to be pressed at the same time was to prevent misoperation. Of course, this setting can indeed prevent misoperation.

If you just need to open the "Task Manager", it is recommended to use another key combination "Ctrl Shift Esc" directly.

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