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

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

Fix Cloudflare DNS Not Working on Router Setup

If you've set Cloudflare DNS (1.1.1.1, 1.0.0.1) on your router but devices still can't resolve do...

Fix Windows Terminal Update Not Working After Windows 11 24H2 Upgrade

After a major Windows 11 update (version 24H2 or later), Windows Terminal may stop updating prope...

Fix Microsoft Store Installation Failed Error Code

When you try to install or update an app from the Microsoft Store, you might see an error code li...

Fix Chrome Error 0x0000007b on Mac: Practical Steps

You open Chrome on your Mac and see error code 0x0000007b. This usually means Chrome can't start ...

Fix Windows Search Error 0x80070490: Version Mismatch

If you see error 0x80070490 when searching in Windows, it usually means a component version misma...