Yes, users can deposit checks through the USAA mobile app by utilizing the mobile deposit feature. This convenient option allows members to deposit checks from their mobile devices without having to visit a physical branch. To use this feature, members need to open the app, select the deposit option, and follow the prompts to capture the image of the front and back of the check. It is important to ensure that the check is properly endorsed before taking the images. Once the deposit is submitted, users will typically receive a confirmation of the deposit, and they can check their account balance to verify when the funds become available. For the most accurate and up-to-date information, members may want to visit the USAA website.