If you’re signed in to Yahoo Mail in multiple browsers, you will have to sign out of each browser separately.
You can turn it back on, and log in on the same menu any time.
You will have to confirm your action in a new pop-up.
You will have to confirm your action in a pop-up.
On some versions of Android, this option may be named Users & accounts, Accounts & sync, or another similar name.
You will have to confirm your action in a pop-up.