Yahoo representatives are available all the time to help Yahoo users in every possible way. So, if you are the one struggling with any errors related to yahoo mail Account, approach them through Yahoo Phone Number for following issues:
· Sync/un-sync your Yahoo contacts
· Resolve send/receive mail issues.
· Restore contacts from Yahoo mail
· How to set strong password?
https://www.customer-service-phonenumber.com/yahoo-customer-service-number/