Análises de Load Progress Bar
Load Progress Bar por Luben Karavelov
Resposta de Luben Karavelov
Resposta do desenvolvedor
publicado há 8 anosYes, the web-ext API is pretty limited in terms of modifying the UI . This is what's supported at the moment: https://developer.mozilla.org/en-US/Add-ons/WebExtensions/user_interface