Win7 using combination keys Ctrl+alt+del Unable to bring up task Manager

Repair method:

1. Open the Task Manager by entering the Taskmgr.exe command in the Win7 Run dialog box first.

2. Check if the Taskmgr.exe program in the Win7 system is damaged. It is recommended to press and hold the Win+r key to bring up the Run dialog and enter the cmd command to open the DOS panel. Enter C:windowssystem32>dir task*.* in the DOS panel to check if there is a Taskmgr.exe.manifes file and remove the file to resolve the problem that the task Manager cannot be opened.

Then restart the computer, enter the Win7 desktop, and then try to use the combination of keys Ctrl+alt+del or ctrl+alt+esc look, I believe Win7 Task Manager again easy to recall. Have met the same problem friends hurriedly follow the above operation repair it.