How To Backup & Restore Gmail Contacts.
If you use an Android phone then your contacts are automatically saved to Google/Gmail.
If you have saved an email address to your Google/Gmail account it will be backed up and should be in your list of ‘Contacts’. Go to the Google Contacts app on either a computer or mobile device to check.
You can check on your device by going to ‘Settings> Accounts’ then select ‘Google’
It should show the Gmail address you use and have various check-boxes for data you may wish to sync, such as ‘App Data’ and ‘Contacts’. Make sure the slider for Contacts is on
On a computer, login to Gmail.Where it says ‘Gmail’, click on the drop down arrow and select Contacts.