Forces links opened in a new tab to be opened at the end of the tab bar.
Compatibility 

Works with: Firefox 3.6+
Background
The default behavior for links opening in new tabs in Firefox 3.6 is relevant to the tab from which the link is being opened. This means instead of opening at the far right of the tab bar, new tabs are being opened to the right of the current tab.
The Tweak
This settings can easily be adjusted by changing an about:config entry:
- In a new tab enter about:config in the address bar and press enter.
- Filter for browser.tabs.insertRelatedAfterCurrent
- Double-click on the entry to change the value to the FALSE
Notes
Updated: November 15, 2025
