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...

How to Fix Outlook 504 Gateway Timeout Server Issue

When Outlook throws a 504 Gateway Timeout error, it usually means the server your email client is...

How to Configure Windows Search to Exclude Specific Folders

If Windows Search returns results from folders you'd rather keep out of its index—like backups, t...

Fix CMD Service Unavailable Due to Group Policy

Situation

You open Command Prompt and see an error like "Command Prompt has been disabled...

How to Fix Windows Activation Version Mismatch Error

You may see a Windows activation error saying the product key doesn't match the installed edition...

How to Fix Outlook DNS Error When Sending Email

You're composing an email in Outlook, hit Send, and get an error like "Your server does not suppo...