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

Fix Windows Activation Delay After Hardware Change

After changing your motherboard, CPU, or other major hardware, Windows may not activate immediate...

Fix Chrome DNS_PROBE_FINISHED_NXDOMAIN After Network Change

If Chrome shows DNS_PROBE_FINISHED_NXDOMAIN right after you connected to a new W...

Chrome Profile Sync Not Working: Quick Fixes

You open Chrome, log into your profile, and expect your bookmarks, passwords, and settings to be ...

Fix 'Permission Denied' When Opening System32 in Command Prompt

How to Set Up Proxy in Command Prompt for Network Access

If your network requires a proxy server to access the internet, you may need to configure it in t...

How to Install Windows Defender on Ubuntu: Workarounds

Windows Defender is a Microsoft product designed for Windows. It does not have an official Linux ...