Winlogon 100% cpu usage windows 7

Shadara

Distinguished
Nov 6, 2011
2
0
18,510
Hello

On Task manager I have 3 winlogon proceses one has "windows logon application" description and the other two have "desksave" description one of this two uses 100% of my processor I ran antivirus tests and problem wasnt solved then i managed to delete those things and the cpu usage went to zero but everytime i reset or turn on the computer those things are back please can you help?
Im using Avast as Antivirus