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

How to Fix systemd Service Restart Loop After Update

After a system update, a service may start, fail, and restart repeatedly, flooding logs and consu...

Fix Microsoft Store 502 Bad Gateway & Permission Denied

You open Microsoft Store and see a 502 Bad Gateway error, sometimes accompanied ...

Fix Windows Defender Login Loop on Windows 10

If Windows Defender keeps asking you to sign in repeatedly on Windows 10, even after you enter co...

Fix Windows Security 502 Bad Gateway Sync Error

You open Windows Security and see a 502 Bad Gateway error when it tries to sync. This usually mea...

How to Set Up Remote Desktop on Windows 11

Before You Start

Remote Desktop lets you connect to your Windows 11 PC from another devic...

Fix Windows Security Certificate Error in Outlook 365

You open Outlook 365 and see a security certificate warning: "There is a problem with the proxy s...