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

Fix Windows Update Token Expired by Resetting SoftwareDistribution Folder

If you see a Windows Update error mentioning an expired token, the update components may have sta...

Fix Windows Update Error 0x80070643 Installation Failed

You see error 0x80070643 when trying to install a Windows update, and the setup fails partway thr...

Fix Chrome Profile Error When Starting Browser

You open Chrome and instead of your usual start page, you see an error message like “Your profile...

Fix Command Prompt DNS Lookup Failed Error 0x80072ee7

How to Fix Chrome's Infinite Sign-In Loop

If Chrome keeps asking you to sign in again and again—even after you've entered your credentials—...

Fix Microsoft Teams Mic Not Working with External Microphone

You plug in an external microphone, but Microsoft Teams still won't pick up your voice. This is a...