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

How to Fix Windows Search Authentication Failed by Setting Correct Credentials

If you see an "authentication failed" error in Windows Search, it usually means the service can't...

Chrome Proxy Settings Not Working? Here’s How to Fix

You’ve configured proxy settings in Chrome, but they don’t seem to apply—pages load as if you’re ...

Fixing Chrome Profile Error on Windows 10

You open Google Chrome on Windows 10 and see a message like 'Your profile could not be opened cor...

Fix Windows Defender Error 0x80070422: Cannot Connect

If you see error 0x80070422 when trying to open Windows Defender Security Center, the service is ...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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

Set Up Static DNS in Windows 11 Using Command Prompt

If you need to switch from automatic DNS to a static DNS server (like Google's 8.8.8.8 or Cloudfl...