proclaim
But make first an export of your contacts as vcard file!
Because the sync function isn't free of errors!
My address book was a mess after I had given Tuta the permission to link and sync my contacts.
Fortunately I had not given it to my Pixel 7 Pro, where I had the recent version of my address book.
But on my older iPhones and the Pixel 8 Pro Tuta has wasted my contacts data.