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

Fix Windows Activation After Motherboard Replacement

When you replace your motherboard, Windows often treats the computer as a new device and deactiva...

Fix Windows Search Not Running on Startup

If Windows Search doesn't start when you boot your PC, you'll notice the search box or taskbar se...

Fix 7-Zip 'Cannot Open File' Error When Repairing Archives

When you try to repair a corrupted archive with 7-Zip and get a “Cannot open file” error, it usua...

Fix Maven Dependency Resolution Failed in IntelliJ

Fix OneDrive Sync Blocked by Network Firewall

If OneDrive stops syncing and you see errors like "Sync is blocked" or files stay stuck with a sp...

Fix Windows Security Error 0x80073b01: App Install Blocked

When you try to install a Windows app from the Microsoft Store, you might see error code 0x80073b...