Skip to main content- In the Firefox address bar, type about:config. That’ll take you straight to the advanced settings. Don’t be put off by the warning message, it’s merely a reminder that you’re entering geek territory. Accept it and carry on.
- In the search field, start typing loadbookmarks. Chances are, before you finish typing, you’ll see two options pop up: browser.tabs.loadBookmarksInTabs and browser.tabs.loadBookmarksInBackground, both set to false by default.
- Click the
⇌ icon next to browser.tabs.loadBookmarksInTabs to change it to true. From now on, any bookmark you click will open in a new tab. - (Bonus step) If you also change browser.tabs.loadBookmarksInBackground to true, bookmarks will open in the background without switching focus to the new tab.