
Chrome will basically reset to the state it was in when you first installed it. It will sign you out, and delete all your synced data. This method will completely remove Google account from Chrome on this device.
Remember, with this method all your data is still on the device.
Click on your account icon at the top right of the page, and click on Sign out. Open Chrome, and go to the New Tab page(or, go to the Google homepage). If you just want to pause any data syncing and not let your account be accessible to the other person, you may just want to sign out of your Google account. How to sign out of your Google account (this will pause syncing) To avoid such problems, you may want to look at these tips on how to remove Google account from Chrome. How to Clear Cache On Xbox One to Resolve Temporary Problems Know How to Delete Photos From iCloud in 3 Simple Methods Also, if you’re giving your device to a friend or a family member, you may unknowingly be giving them access to your data. Specifically, you should never sign in to your Google account on a public computer. On mobile devices, your default account can vary depending on your device's operating system and the apps you use.But one of the problems with this is that the more devices that you sign in, the more public your data becomes. In many cases, your default account is the one you signed in with first. In cases like these, Google might apply settings from your default account, like its Web & App Activity and Ads Personalization settings.
For example, if you're signed in to two accounts and you open a new browser window, we aren't sure which account you want to use. If you're signed in to multiple accounts at the same time, sometimes we can't tell which account you're using. For example, your accounts might have different language settings or sign-in steps. When you sign in to multiple accounts, account settings usually aren't shared between accounts. You can control your settings separately for each of your accounts. Optional: If you've signed in on other browsers, like Firefox or Safari, repeat these steps for each.Select Sign out or Sign out of all accounts.In the top right, select your profile picture or initial.
On your device, go to a browser where you're signed in, like Chrome.