How to Permanently Remove Google Account Sync in Chrome
Google Chrome comes with a build-in google account sync feature to sync your bookmarks, preferences, apps, history, tabs, payment methods, extensions, themes, addresses and more. It will help you if you are using chrome on multiple devices. If you don’t like the google account sync feature in google chrome, then you can temporary disable sync feature via the chrome setting. Settings-> You and Google-> Sync and Google services-> Allow Chrome sign-in.