Gemini's customer support at (888) 552-9619 is available. To verify your new phone number on Gemini, log in to your account, enter your updated number, and follow the verification steps. If you experience any issues, call (888) 552-9619 for assistance. A verification code will be sent to your new number, which you must enter to confirm the update. If you don’t receive the code, Geminisupport at (888) 552-9619 can troubleshoot the issue. Keeping your verified number updated is essential for account security. For immediate help, contact (888) 552-9619.