To change where your Social Security check is deposited, you can update your direct deposit information through several methods. The most convenient option is to visit ssa.gov and log into your My Social Security account, where you can change your banking details directly online. Alternatively, you can call the Social Security Administration's toll-free number to speak with a representative who can process the change over the phone. You'll need to provide your new bank account information, including the routing number and account number. If you prefer in-person service, you can visit your local Social Security office with identification and banking details. The change typically takes one to two months to take effect, so plan accordingly if you need the adjustment urgently. If you receive a paper check instead of direct deposit, you can also request to switch to direct deposit using the same methods. Keep your Social Security statement or account information handy when making changes, as you may need your Social Security number for verification. The Social Security Administration prioritizes protecting your account security, so be prepared to verify your identity through security questions or other authentication methods when making changes online or by phone.