1- Firstly Check If Your Friend’s Profile Picture or Last Seen or Whatsapp Status Are Visible To You
or Not, And If Not Then You Are Blocked

2- Open Your Whatsapp Messenger

3- Goto Settings Then Click On Account 4- Now Click On Delete My Account

5- Enter Your Mobile Number And Delete Your Account

6- Now Uninstall Whatsapp From Your Mobile

7- Restart Your Mobile

8- Fill Your Mobile Number And Other Details

9- Now You Are Unblocked From Your Friend’s Whatsapp Account.