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

Fix DNS Server Not Responding in Windows Search

When you search for network printers, shared folders, or other devices from the Windows Search ba...

Certbot Renewal Failed Due to Nginx Configuration: How to Fix

Fix Windows Search Not Indexing in Dual Boot with Ubuntu

If you run a dual-boot setup with Windows and Ubuntu, you may notice Windows Search stops indexin...

Fix Windows Defender Can't Connect After Update

After a Windows update, you might see an error that Windows Defender can't connect to the service...

Checklist to Enable Windows Security Auto Start

If Windows Security (formerly Windows Defender) doesn't start automatically after you log in, you...

How to Fix High Memory Usage by Command Prompt (cmd.exe)

You open Task Manager and see that Command Prompt (cmd.exe) is using 500 MB or more of RAM. That'...