How can my friend sign into email acct.without yahoo trying to sign into mine?

Because your friend wants to, that is why....Show more

You have autofill enabled in your browser settings.
Another way, is by using a different browser....Show more

Sign out of the account you're in so you can sign into the other one....Show more

Friend needs to check yahoo mail. on my pc. How in the heck do we do this without yahoo trying to absorb his account into mine ? What the heck?
P.S. I am logged out of my yahoo email , but when he tries to get to his account it brings mine up... ?...Show more