Change Title Bar Text without addon
Is there a way to change the TitleBar text without using addons? Addons such as Nightly Tester Tools and Customize Title Bar
Is there a way to change the TitleBar text without using addons? Addons such as [https://addons.mozilla.org/en-US/firefox/addon/nightly-tester-tools/ Nightly Tester Tools] and [https://addons.mozilla.org/en-US/firefox/addon/customize-titlebar/ Customize Title Bar]