- Restore previous session - Configure when Firefox shows your most recent tabs and windows Firefox can automatically restore windows and tabs that were open the last time you used it. Learn how to set up options for controlling it.
- How do I restore my tabs from last time? This article explains the different options you have for opening the tabs and windows you had open the last time you used Firefox.
- How to hide the tab strip when you only have one tab Firefox no longer has a setting to hide the tab strip when you only have one tab but an add-on is available for Firefox 56 and below.