Sort of. It won't be save between machines, for example, as chrome's implementation does. If Firefox crashes, most of th time it is lost. It is also not as clea

Sort of. It won't be save between machines, for example, as chrome's implementation does. If Firefox crashes, most of th time it is lost. It is also not as clean as chrome's native implementation. I have tried it. This has been requested since 2022: https://connect.mozilla.org/t5/ideas/user-defined-name-for-each-firefox-window-on-my-desktop/idi-p/6736#comments https://connect.mozilla.org/t5/ideas/user-defined-name-for-e...