What to do if the master helps, the CPU occupies 100

is the desktop management program of the system.

You can end it in the process.

Then try to create a new running task.

You can check the records in the system events to see what went wrong.

You can refer to the following.

The CPU usage is 100% due to the process

In the file, there is a "shell=filename" under [boot]. The correct file name should be "if not", but "shell= program name", then the program that follows is a "Trojan" program, which means that you have been selected for a "Trojan horse".

The situation in the registry is the most complicated, open the registry through the regedit command, click to: "hkey-local-machine software microsoft windows currentversion run" directory, check whether there is an unfamiliar auto-start file in the key value, the extension is exe, here remember: some "trojan" programs generate files that are very similar to the system itself, Want to get by by camouflaging it, such as "acid battery trojan", it will be in the registry under "hkey-local-machine\Software\Microsoft\Windows\CurrentVersion\Run".

The explorer key is changed to explorer="c: Windows, and the only difference between a "Trojan" program and a real explorer is "i" and "l". Of course, there are many places in the registry where "Trojan" programs can be hidden, such as:

hkey-current-user, software, microsoft windows, currentversion, run", hkey-users, **software, microsoft windows, currentversion, run", the best way to do this is to use the "hkey-local-machine software". Microsoft Windows CurrentVersion Run", and then search the entire registry for the filename of the Trojan program.

There may be a virus. Check for viruses with Kaspersky.