Some of you may know Google Contacts Unable to select backup and sync contacts stored on the smartphone. If you don't create a contact with your Google account, that contact will not sync with your other contacts and will remain on your phone.
Alternatively, you can create contacts directly on your SIM card or on your phone's memory. If you switch phones, contacts stored on the phone will not sync with your Google account, so you can take them with you in the easiest way.
However, Android Police The report states that Google has begun rolling out a new contact update that appears to introduce a new option that allows users to back up and sync locally stored contacts. This is done automatically if you enable this feature via the new toggle switch in the app settings.
Updates have nothing to do with you pixel Owners because these phones prevent users from storing contacts directly on the phone. New features will be rolled out to various phones in phases. Currently it seems to work on Samsung Galaxy S10 Series, but not for the new OnePlus flagship.