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

How to Fix Outlook Rate Limit Error When Sending Emails

If you see an error like “You’ve reached the limit for sending email” or “Try again later” when s...

Fix Windows Update Error 0x80070020: File Locked

You try to install Windows updates but get error 0x80070020. This usually means another program o...

Fix PowerShell 502 Bad Gateway Caused by TLS Version Mismatch

If you see a 502 Bad Gateway error when running PowerShell scripts that call web...

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...

OneDrive Sync Ubuntu: Setup Checklist for New Users

Before You Start

OneDrive doesn't have an official Linux client. Ubuntu users rely on the...

How to Fix Windows Security Stuck Loading

When Windows Security gets stuck on the loading screen, it usually means the app can't initialize...