

The kinds of files you may find among your sessionstore files are: Save recent files here to a safe location, such as your Documents folder. In your profile folder, scroll down and double-click into the sessionstore-backups folder. In the first table on the page, click the "Show Folder" button. type or paste about:support in the address bar and press Enter.(menu bar) Help > Troubleshooting Information."3-bar" menu button > "?" button > Troubleshooting Information.With Firefox running, you can open your current Firefox settings (AKA Firefox profile) folder using either You can ungroup a tab from a tab group by right-clicking "Remove from Group." And you can delete entire tab groups by right-clicking on the name of the tab group (or the first color icon) and selecting "Ungroup.If you are thinking of experimenting, you might want to back up one or more of your current session history files. You can minimize entire tab groups by clicking on the color circle at the beginning of the tab group. Once you've created one or more tab groups, you can move entire tab groups within your web browser just by drag-and-dropping. Right-click on one of those tabs, select "Add Tab to Group" in the drop-down menu, and then type the group name and select the color you want the group organized by. It essentially lets you organize your tabs like a color-coded filing system. Called Tab Groups, the feature allows you to group tabs together and organize them by color, custom group name or even an emoji.

Google introduced a tab grouping feature to Chrome within the past year that is a life saver if you're somebody who always has a zillion tabs open at a time. This is another pro tip rather than a setting to change, but it's incredibly useful.
