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

How to Fix PowerShell Connection Refused (Port Blocked)

When you try to connect to a remote system using PowerShell remoting (Enter-PSSession, Invoke-Com...

Fix OneDrive Sync Dependency Conflict in Office 365

Users sometimes encounter OneDrive sync errors that trace back to a dependency conflict with Offi...

Fix Remote Desktop 502 Bad Gateway Proxy Issues

You're trying to connect to a remote desktop through a web proxy and you see a 502 Bad Gateway er...

Fix Command Prompt Not Recognizing Commands

Fix Windows Defender Not Starting Due to Dependency Conflict

If Windows Defender won't start and you see an error about a dependency service or group failed t...

Fix Windows Activation Error 0x8007007b on Ubuntu

If you see Windows activation error 0x8007007b while using Ubuntu (for example, in a dual-boot se...