Knowledge base for software setup, errors, and daily tool work.

Outlook Token Expired with Modern Authentication: Fixes

You're using Outlook and suddenly it asks for your password repeatedly, or shows an error like 'Y...

Fix Windows Activation Error 0x8004fe22 – KMS Server Issues

If you see error 0x8004fe22 when trying to activate Windows, it usually means your system can't r...

Fix Windows Update Connection Timeout with Registry Edit

You click Check for updates, and after a long wait, you get a timeout error. This is often caused...

How to Fix OneDrive 'Access Denied' on a Shared Folder

If you see an 'Access Denied' error when trying to open a OneDrive shared folder, the issue is us...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

How to Restore Windows from Backup After a Failed Update

If a Windows update fails and leaves your system unbootable or unstable, restoring from a backup ...