Below, we have prepared a guide that will walk you through all the steps that will help you access your system without receiving the lsass.exe error prompt.
1. Perform anti-virus scans
The lsass.exe service error occurs when the process becomes corrupted by various viruses. Therefore, you must ensure that the service recovers by performing anti-virus scans. However, since your system cannot boot and receives the error message after the loading screen, you must use the following steps to perform the actions through the Windows startup menu:
Use System Restore
Run anti-virus scans
After your system has been restored, you must perform anti-virus scans to get rid of the virus that effected the lsass.exe service.
2. Replace the oleaut32.dll file
In most cases, the application fails to start because the oleaut32.dll file is missing. Therefore, reinstallation is not necessary; instead, replacing the oleaut32.dll file will help resolve the error. You can follow the steps below to see how to replace the oleaut32.dll file if it is missing from your system: For this method, you must have access to your Recovery Control. If you have managed to enter the Recovery Control using the bootable installation CD, you can proceed to follow the instructions below:
3. Perform a Repair Install
If you still see the lsass.exe unable to locate component message while booting your Windows, then, as a last resort, you must perform a Repair Install. This feature, introduced in Windows 10, allows you to repair your Windows without the need to boot from the installation media. However, this method requires a few additional steps, which is why it should be performed as a last resort.
