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

Chrome Profile Memory Cleanup: A Practical Checklist

If Chrome feels sluggish or your computer runs low on memory, a bloated profile is often the caus...

Chrome Proxy Error Troubleshooting Checklist

You're trying to browse but Chrome shows 'ERR_PROXY_CONNECTION_FAILED' or 'Unable to connect to t...

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...

How to Fix Windows Defender File Locked Error 0x80070020

Error 0x80070020 often appears when Windows Defender (Microsoft Defender Antivirus) is scanning a...

How to Fix PowerShell Version Mismatch Error

Checklist for Windows Update Stuck Issues

Windows Update can freeze at any stage—checking for updates, downloading, or installing. This che...