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

Fix Windows Security Proxy Error After Update

After a Windows update, you might see a proxy error in Windows Security (formerly Windows Defende...

Fix Outlook 'Access Denied to Public Folder' Error

When you try to open a public folder in Outlook and get an 'Access Denied' message, it usually me...

Fix Windows Security Certificate Error in Outlook 365

You open Outlook 365 and see a security certificate warning: "There is a problem with the proxy s...

How to Set Up Remote Desktop on Windows 11

Before You Start

Remote Desktop lets you connect to your Windows 11 PC from another devic...

How to Fix Command Prompt Access Denied in Windows 10

When you see 'Access Denied' in Command Prompt on Windows 10, it usually means the system is prev...

Fix Windows 10 Sign-In Loop When Searching

You search for something using the Start menu or taskbar, and instead of results, you get a promp...