Checklists for software errors, setup, and tool workflows.

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Fix Git 'index.lock file exists' Error

When you see the error fatal: Unable to create 'path/.git/index.lock': File exists....

Fix Windows 11 Installation Assistant Stuck at 99% with Clean Boot
You're upgrading to Windows 11, and the Installation Assistant gets stuck at 99% for a long t...

Fix Chrome Extensions Not Loading Configuration
You install a Chrome extension, configure it carefully, and then—nothing. The extension icon is g...

Fix Windows 10 Cannot Access Shared Folder Error
You try to open a shared folder from another computer on your network, but Windows 10 shows an er...

Fix Docker Build Context Canceled by Excluding Files
You run docker build and after a long wait see context canceled. This o...

Fix Chrome Black Screen on Mac: Hardware Acceleration Issue
You open Chrome on your Mac, and the screen goes black—or parts of the page are garbled. This oft...

Checklists for software errors, setup, and tool workflows.

Latest checklists

Fix Git 'index.lock file exists' Error

Fix Windows 11 Installation Assistant Stuck at 99% with Clean Boot

Fix Chrome Extensions Not Loading Configuration

Fix Windows 10 Cannot Access Shared Folder Error

Fix Docker Build Context Canceled by Excluding Files

Fix Chrome Black Screen on Mac: Hardware Acceleration Issue

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