Checklists for software errors, setup, and tool workflows.

How to Fix Chrome Sync Not Working with Multiple Profiles

If you use multiple Chrome profiles—say, one for work and one for personal—sync can sometimes sto...

Fix Firefox Secure Connection Failed Error Due to Antivirus

You try to visit a website in Firefox and see a message like “Secure Connection Failed” or “PR_CO...

How to Enable Breakpoints in VS Code

If you've set a breakpoint in Visual Studio Code and it's not being hit, or you're no...

Fix 'git pull failed index.lock file exists' Error

When running git pull, you may see an error like:

fatal: Unable to create &#...

How to Uninstall a Windows Update in Safe Mode After a Blue Screen

If you're seeing a blue screen after installing a Windows update, the update itself may be th...

Chrome Sync Not Working on Work Network: Fixes to Try

If Chrome sync stops working when you're connected to your work network, the problem is often...