why i cannot sign in on samsung s7 edge after reset to factory

[AC Question]

after i had reset my device s7 edge
my device asked for google account that was previously synced on same device
i tried to entered my user and password but cannot sing in
please i cant used my mobile for more then 10 hours
i need your urgent support

 

[Rukbat]

Delete the account, then add it back - being very careful with the password. 99% of the time, a mistyped password is the cause of this problem.

(And if you're looking for email, you'll have to put the account in both Google accounts and email accounts.)