DO NOT DO anything. I have had the same and phoned my son who is in IT. He checked and it is a scam. Mine has just come back. Whatever you do do not change anything on your account...
10 Answers · Yahoo Products · 20/05/2020
Once Yahoo upgrades to a new format you can't get the old one back. They remove it from their server.
3 Answers · Yahoo Products · 28/05/2020
... them to get emotional revenge and suppress their right of.access.to a "free" press that is no longer free. I know...
5 Answers · Yahoo Products · 04/06/2020
This is how to recover your account if you have password/sign in problems: https://help.yahoo.com/kb/SLN2824.html
3 Answers · Yahoo Products · 25/05/2020