Friends, you can use the 360 system first aid kit to deal with this situation. The specific steps are as follows:

1. Double-click the 360 system first aid kit to open the interface as shown in the figure, and then click "Start system first aid".

2. After the system engine is initialized, click "Repair", check the type to be repaired, and then click "Repair Now" to restart the computer. If you don't know what kind of fault it belongs to and what kind of fault should be repaired, you can use the repair level recommended by the system and click "Repair Now" to deselect it, or check "Select All" and click "Repair Now" directly.

After this treatment, the system files and DLL files should be restored with the first aid kit, and it should be normal.