I want to readd Quebles tool bar to my emails. It seems to have disappeard after installing Windows 10 and won't allow me to reinstall.Firefox won't let me.
Why won't Firefox allow me to add Quebles tool bar to my emails?
Why won't Firefox allow me to add Quebles tool bar to my emails?
Všetky odpovede (2)
Please see this support article. https://support.mozilla.org/en-US/kb/add-on-signing-in-firefox