Blocking messages helps you avoid being bothered by unwanted people or advertising messages.
Here's how to block messages on Vivo Y55s:
Step 1: Go to 'Settings' and select 'Messages'.

Select 'Messages'.
Step 2: Choose 'Blacklist'.

Choose 'Blacklist'.
Step 3: Select 'Add'.

Select 'Add'.
Step 4: Block from contacts, call logs, manually.

Block from contacts, call logs, manually.
That's it! Your setup process is complete, wish you success.
