Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

View list

Fix Windows Activation Module Not Found Error 0x8007007b

When you see "Windows activation module not found" with error code 0x8007007b, Windows cannot loc...

Fix Windows Activation Command Error 0x80070002

When you try to activate Windows using the command line—for example, running slmgr /ato

Windows 10 Activation Stuck at 0% Setup: How to Fix
When you try to activate Windows 10, the progress bar may hang at 0% and never move. This usually...

Fix Microsoft Store Service Unavailable in Windows 10
When you open the Microsoft Store on Windows 10 and see “Service Unavailable” or “Something went ...

Fix Go Modules Proxy Connection Refused on Setup
When you run go mod download or go build and see an error like co...

Fix Outlook Auto Start Not Working After Update
After a recent Windows or Office update, you may find that Outlook no longer opens automatically ...

Checklists for software errors, setup, and tool workflows.

Latest checklists

Fix Windows Activation Module Not Found Error 0x8007007b

Fix Windows Activation Command Error 0x80070002

Windows 10 Activation Stuck at 0% Setup: How to Fix

Fix Microsoft Store Service Unavailable in Windows 10

Fix Go Modules Proxy Connection Refused on Setup

Fix Outlook Auto Start Not Working After Update

`Topic paths`

`Quick titles`