Deposit by mail: You may also be able to mail checks to your bank.You never want to send cash, but sending checks by mail is quite safe, especially if you use a restrictive endorsement (see below).Ask your bank what the requirements are. In most cases, you need to include a deposit slip and endorse the check. Mail isn’t your fastest option for depositing checks, but you can do everything on. First, if you have cash to deposit, then you can't do it with an app. And with checks, it may take a bit longer for your funds to become available using mobile deposits compared to ATM deposits, depending on your bank's policies. Believe or not, now you can deposit your cheque from home. Have a check? Deposit it using your ConnectOne Bank mobile app! Just snap a photo of the front and back of your check and confirm the check amount. How to Deposit a Check. By: Kevin Bramer. Share; Share on Facebook; People generally get their own checking account while in their teens or immediately after moving out of their parents' home, and knowing how to withdraw and deposit money is a crucial aspect of the process. I know it sounds silly but I'm not exactly sure how to deposit a check, I've never done it before. I bank at M&T and I don't know how I should go about depositing my check. Do I have to fill out a deposit slip or can I just go to the teller and hand her the check. A tutuorial on how to deposit a check using a mobile device. NO FINANCIAL ADVICE - The Information in this video is provided for educational and informational purposes only, without any express or. Posted by Odessa Pollock, Sep 22, 2009 8:24 AM Depositing a check at an ATM is a quick, easy and safe process. ATM deposits are useful when you don't have photo identification to present to a teller or cannot remember your checking account number. When somebody writes you a check, you typically need to endorse it so that you can cash the check or deposit it. To endorse a check, sign your name on the back, and include any additional details required to process the check correctly.