Checklists for software errors, setup, and tool workflows.

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Fix Windows Defender Connection Refused on Windows 10

When you see "connection refused" while using Windows Defender on Windows 10, it usually means th...

Fix Chrome 504 Gateway Timeout When Using a VPN

You're browsing with a VPN active, and Chrome suddenly shows a 504 Gateway Timeout

Fix Windows Update Dependency Conflict with SFC
If you see error codes like 0x80073701 or 0x800f0986 when trying to install updates, a dependency...

Fix Visual Studio Installer Stuck at Downloading Components
You start a new Visual Studio installation or update, and the progress bar stops at “Downloading ...

Fix Teams App Stuck on Loading Screen on Mac
If Microsoft Teams gets stuck on the spinning loading circle on your Mac, you’re not alone. This ...

Fix Windows Defender Error 0x80070643 on macOS
If you see error 0x80070643 when installing or updating Windows Defender on a Mac (via Parallels,...

Checklists for software errors, setup, and tool workflows.

Latest checklists

Fix Windows Defender Connection Refused on Windows 10

Fix Chrome 504 Gateway Timeout When Using a VPN

Fix Windows Update Dependency Conflict with SFC

Fix Visual Studio Installer Stuck at Downloading Components

Fix Teams App Stuck on Loading Screen on Mac

Fix Windows Defender Error 0x80070643 on macOS

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