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

Fix Microsoft Store Authentication Failed Due to App Permissions

You try to sign in to the Microsoft Store and see "Authentication failed" or "Something went wron...

Fix Windows Update 502 Bad Gateway Due to Firewall Settings

When Windows Update fails with a 502 Bad Gateway error, it often points to a network issue—common...

How to Bypass Proxy in PowerShell Commands

When running PowerShell commands that make web requests, a configured proxy can sometimes block o...

Command Prompt Connection Error Troubleshooting Guide

Windows Terminal vs Command Prompt: Which One Should You Use?

If you've ever opened a command-line tool on Windows, you've probably used Command Prompt (cmd.ex...

How to Fix Windows Defender Service Unavailable in Windows 10

If you see 'Windows Defender service unavailable' in Windows 10, the antivirus may be disabled or...