I'll share information about how deposit checks works in QuickBooks Online (QBO), Tayprather24.
Beforehand, is there any specific error that prompts when you deposit checks? You can also send a screenshot of the actual behavior on your end. Knowing this will help me provide you with an accurate resolution.
In the meantime, we can ensure that your QuickBooks Mobile or QuickBooks Money apps are updated to avoid unexpected behavior.
Also, to prevent problems with depositing checks, use a supported check type and confirming that your deposit amount is within the allowed limits. This will help avoid processing errors and ensure a seamless deposit process.
Additionally, you might want to visit these articles to learn the deposit speed for customer payments and get answers from the common questions about payments: