we add a Google account in an Android without WiFi:

• On your device, you must create a Google Account.
• You can add several accounts to your device by repeating the procedures below.
• Create a Google Account if you haven't already.
• Open the Settings app on your device.
• Set up a mobile data connection.
• Go to Accounts, then Add Account, and finally Google.
• To add your account, follow the instructions.
• Repeat procedures to add multiple accounts if necessary.

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