Practical software fixes, setup guides, and tool workflows.

Fixing Outlook DNS Error: Not Connecting to Server

You open Outlook and see an error: "Cannot connect to your email server" or "Outlook cannot conne...

How to Fix Windows Defender Proxy Error

If you see a proxy error in Windows Defender—often something like "Your IT administrator has limi...

Fix CMD Service Unavailable Without Admin Rights

If you see 'service unavailable' when running commands in Command Prompt, and you don't have admi...

Fix Windows Defender Service Authentication Failed Error

You might see the error 'Windows Defender service authentication failed' when trying to open Wind...

Fix Git Clone Permission Denied (publickey) on Bitbucket

You try to clone a Bitbucket repository and see:

Permission denied (publickey).
fatal: Co...

                            

How to Fix Windows Security Auto Start Disabled

If you notice that Windows Security (formerly Windows Defender) isn't starting automatically with...