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

Fix Windows Search Blank Screen After Update

After a Windows update, some users see a blank or unresponsive search screen when clicking the ta...

How to Fix Windows Search Authentication Failed Permission Denied

You click the Start menu or Search bar, type a query, and instead of results you see an error: "A...

Troubleshoot Command Prompt Network Errors: Step-by-Step

When you run a network command in Command Prompt and get an error like 'Ping request could not fi...

Fix Windows Update File Locked Registry Error

When Windows Update fails with an error like 0x80070020 or a message that a file is ...

How to Restore Microsoft Store Apps from Backup

If you've backed up your Windows app data or package files and need to restore Microsoft Store ap...

Java JDK Not Recognized After Installation: Fixes and Checks