Its common problem of losing your contacts from Android phones. Generally it happens by accidentally or lost broken of phone etc. To recover contacts of Android phone is little bit easy if we are aware of following methods:
Check Probably your contacts are not deleted
Before you start to panic realizing your contacts are gone, Its recommend to take a look at your Android device first. It might be possible that your contacts are not deleted.
For that, first you need open the Contacts, then click on the three dot hamburger symbol located at the top right corner. Now select Contacts to display and make sure that you have selected All contacts. Now return and check whether you got your contacts back or not; if it’s back then it wasn’t deleted or lost, it was just hidden.
Recover contacts with Gmail if really deleted
Recovering deleted contacts from an Android is very easy if your device is synced with Google account. You can restore up-to 30 days old contacts deleted intentionally or unintentionally. The method to recover deleted contact with Gmail is as follow:
Sign in using the same Gmail-id that you have used to register your Android device.
Now click on Gmail drop-down menu located at left corner and select Contacts.
Now click on More and then select Restore contacts. Here you can select time to restore the contacts or you can fill the time by selecting custom.