The solution to the problem of ctrl alt del appearing on the computer black screen: 1. Enter the PE interface and select boot area repair; 2. Enter safe mode, uninstall and delete the previously installed software; 3. Open the side cover of the chassis and connect all interfaces Unplug and plug it in again; 4. Back up the data and reinstall the system.
The operating environment of this tutorial: windows7 system, DELL G3 computer
There are reasons why a black screen appears when the computer is turned on, with the words ctrl alt del. :
The system is damaged and the boot file is lost, making it impossible to enter the system, prompting that a restart is required;
The hard disk cannot be recognized, Need to restart and re-detect;
The reasons for this problem may be:
Accidentally deleted files, accidentally deleted the C drive due to improper operation Boot files in the root directory;
Improper installation of software causes system conflicts, resulting in file loss;
Chassis vibration leads to poor interface contact and loose hardware;
The troubleshooting method is as follows:
Insert the system CD or U disk and boot Enter the PE interface, select boot sector repair, and the automatic repair is completed;
After the repair is completed, press F8 to enter safe mode after booting, uninstall and delete previously installed software ;
Open the side cover of the chassis and re-plug and unplug all the interfaces;
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