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

How to Resolve Git Pull Merge Conflicts During Sync

When you run git pull to sync your local branch with the remote, you may encounter a...

Windows Security Stuck Loading: Practical Fix Checklist

Windows Security (formerly Windows Defender Security Center) sometimes gets stuck on a loading sc...

Check Which Process Is Using a Port on Windows

When a service or application fails to start because a port is already in use, you need to identi...

Fix PowerShell Remote Connection Refused Error

Fix OBS Black Screen but Audio Works: Step-by-Step Guide

If OBS Studio shows a black screen in your source preview or stream but audio is working fine, yo...

Fix Task Scheduler 'Authentication Failed' Permission Errors

When a scheduled task fails with 'Authentication failed' or 'Access is denied', the task's config...