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

How to Fix Git Push Non-Fast-Forward Error

You run git push and get: ! [rejected] main -> main (non-fast-forward)....

Fix PowerShell Blank Screen After Windows 10 Update

After a Windows 10 update, you might open PowerShell and see nothing but a blank window—no prompt...

Fix Microsoft Teams DNS Error During Office 365 Setup

When setting up Microsoft Teams as part of Office 365, you might encounter a DNS error that preve...

Fix Windows Activation Auto Start Not Working After Update

After a recent Windows update, you may notice that the activation process no longer starts automa...

Fix BitLocker High Memory Usage After Windows Update

Why BitLocker Memory Usage Spikes After an Update

After a Windows update, some users noti...

How to Fix Authentication Failed in Command Prompt

When you see 'authentication failed' in Command Prompt, it usually means the system couldn't veri...