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

Outlook Configuration Checklist for a New Windows PC

Setting up Outlook on a new Windows PC can be straightforward if you follow a consistent checklis...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

Fix Microsoft Store Blank Screen When Other Apps Work

You open the Microsoft Store and see nothing but a blank white or gray screen. Other apps—Edge, O...

OneDrive 504 Gateway Timeout Troubleshooting Checklist

If you see a 504 Gateway Timeout error in OneDrive, it means the server didn't respond in time. T...

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 Fix Remote Desktop Authentication Failed Error

You try to connect to a remote PC via Remote Desktop (RDP) and get an error like "An authenticati...