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

How to Fix Outlook High Memory Usage on Windows 10

When Outlook starts eating up hundreds of megabytes of RAM—or even over a gigabyte—it can slow do...

How to Fix CMD High Memory Usage

If you notice that Command Prompt (cmd.exe) is using an unusually high amount of memory (e.g., hu...

Fix Microsoft Teams 'File Locked' Error When Editing

When you try to edit a document in Microsoft Teams and see a 'file locked' or 'file in use' messa...

BitLocker Recovery Key Not Working: Practical Fixes

You're staring at the BitLocker recovery screen, you type in the 48-digit key, and it says it's w...

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 Windows Security Dependency Conflict Error Code

When you see a Windows Security dependency conflict error code, it usually means a required servi...