What is lsa64.exe and how to fix lsa64.exe ?

What is lsa64.exe file ?


Most antivirus programs identify lsa64.exe as malware.

Follow steps bellow to try fix the problem with lsa64.exe

1. Use cleanmgr

To run the command cleanmgr :
Press Windows key + Q.
Enter cmd in search box , followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command cleanmgr and press Enter.

2. Use sfc /scannow

To run the command sfc /scannow :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command sfc /scannow and press Enter.

3. uninstalling programs :

To uninstall unnecessary programs :
Open the Start menu (Press Windows key + X) .
Click the first menu item Programs and Features.
Search unnecessary programs in the list of installed programs, .
Click the software you want to uninstall.

4. using msconfig

To run the command msconfig :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command msconfig and press Enter.

5. Automatic Update

To run the command wuauclt /ShowWindowsUpdate:
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command wuauclt /ShowWindowsUpdate and press Enter.

6. Use resmon command

To run the command resmon :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command resmon and press Enter.

7. use DISM.exe

To run the command DISM.exe /Online /Cleanup-image /Restorehealth :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command DISM.exe /Online /Cleanup-image /Restorehealth and press Enter.


lsa64.exe descriptions


Lsa64.exe is not essential for Windows and will often cause problems. Lsa64.exe is located in a subfolder of Windows folder for temporary files (e.g. C:UsersUSERNAMEAppDataLocalTempcsrss).;The file size on Windows 10/8/7/XP is 13,179,660 bytes.;The program is not visible. The file is not a Windows system file.;Therefore the technical security rating is 70% dangerous.;Uninstalling this variant;There is a possibility to completely remove quick_cleaner (Control Panel ⇒ Uninstall a Program).