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

Fix PowerShell 504 Gateway Timeout in IIS Configuration

When running PowerShell scripts that make HTTP requests through IIS, you may encounter a 504 Gate...

How to Fix 'Access Denied' to an Outlook Mailbox Folder

You try to open a folder in Outlook—Inbox, Sent Items, or a custom folder—and get an “Access Deni...

How to Fix Git Fatal Repository Not Found Error

Fix OneDrive Sync Permission Denied on Windows 11

You see a 'Permission Denied' error when OneDrive tries to sync files on Windows 11. This usually...

Fix OneDrive Error 0x8004de40: Cannot Connect to Server

If you see the error "OneDrive cannot connect to server" with code 0x8004de40, it usually means O...

Stop Command Prompt High CPU Usage When Idle

You open Task Manager and see Command Prompt (cmd.exe) using 20-40% CPU, even though no windows a...