Search Log In > Reset Passcode Follow our easy process to change your M&T Bank online passcode. Are you changing your passcode for security reasons? Periodically changing your passcode is a prudent measure for protecting your digital information. To update your passcode for your personal or business accounts, log in to M&T Online Banking, select the “Settings and Support” tab and then select “My Profile.” You can change your passcode from there. Have a commercial banking account? If you are a commercial customer and want to update or have forgotten your passcode or User ID, please call 1-800-724-2240 (Monday–Friday 8am–6pm ET) and one of our Commercial Service Team Representatives will gladly assist you. Have you forgotten your passcode? If you’ve forgotten your passcode for your personal or business online banking account, select the “Help with Your Passcode” link on the M&T Online Banking login screen. You’ll then need to enter your User ID and Social Security Number or Tax Identification Number. Next you’ll need to verify your identity. You can either use your M&T Debit Card or ATM Card, your M&T Credit Card, your M&T Online Banking Security Questions, your M&T Mortgage Account or other verification method. It’s important to note: If you use your M&T Debit or ATM card, you will also need your PIN number If you use your M&T Credit Card, you will also need your 3-digit Security Code If you opt to answer your security questions, you will need to answer two correctly If you use your M&T Mortgage Account, you will need your account number Once you’ve provided all the necessary information, you can change your passcode. Change Your Passcode Now > Forgot your personal or business online account User ID? Contact an M&T Online Customer Service Representative at 1-800-790-9130 Monday–Friday 8am–9pm, Saturday–Sunday 9am–5pm ET for help. Why Bank with M&T? We understand what’s important. That’s why we’ve built a banking experience with you in mind. Help us make your banking experience better. Send feedback CONTACT US 1-800-724-2440 Locations & ATMs Make an Appointment More ways to reach us ABOUT About M&T Careers Investor Relations Security Search Facebook Twitter LinkedIn Equal Housing Lender. © 2021 M&T Bank. Member FDIC. All rights reserved. Privacy Sitemap Digital Service Agreement ESign Consent Terms of Use Disclosures: Online Passcode Resets can generally be performed between 8am and 10:30pm ET. M&T Online Customer Service Representatives are available at 1-800-790-9130 Monday-Friday 8am-9pm, Saturday-Sunday 9am-5pm ET. Unless otherwise specified, all advertised offers and terms and conditions of accounts and services are subject to change at any time without notice. After an account is opened or service begins, it is subject to its features, conditions and terms, which are subject to change at any time in accordance with applicable laws and agreements. Please contact an M&T representative for full details.