A53

[Monster305]

Hi 

I have A53 and something weird is happening. 

The contacts are messing and couldn't find them ... also the sum of them decreased by time .

Anyone found this situation before? 

[samsungmena]

Monster305

Hello. I’m Mehad , Samsung Moderator
Thank you for asking the question

we recommend that you perform a factory data reset to resolve this issue using the steps below:-

Settings – Backup and reset - Factory data reset.

Ensure all user data is backed up using smart switch 
from the link below and then use the backup tool to create a data backup 
http://www.samsung.com/eg/support/smartswitch/

If you have any other question, can you explain it to us
We are  at your service always
Thanks for your time