Normally when you press Alt+Tab, it moves through your various app windows, then opens the one selected when you release the keys. With this bug, Alt+Tab will often just send you back to your desktop.

How to use Google Docs tabs When you're in a document in Google Docs, creating a new tab is as simple as clicking the + (plus) symbol next to the Document tabs heading on the left.

Google Docs has a long-awaited new tabs feature—here are some tips for how to use it and how it can be helpful in your workflows.