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

Fix Microsoft Store Blank Screen Loading Issue

When you open Microsoft Store and only see a blank white or gray screen, the app isn't loading co...

Fix Docker Container Restart Loop After Crash

If your Docker container keeps restarting after crashing, you're likely seeing a loop where the c...

Fix 'Windows Defender Firewall Has Blocked' Error

You see a notification that Windows Defender Firewall has blocked an app or feature. This usually...

Fix Remote Desktop Authentication Failed After Password Change

Changing your Windows password is routine, but it can break Remote Desktop connections. The error...

Fix KMS Activation Error: Port 1688 Already in Use

Fix pgAdmin 'Unable to Connect to Server' on Port 5432

You open pgAdmin, try to connect to your PostgreSQL server, and see "Unable to connect to...