What to due if you forgot to enter dental code on t4 slips?

Hey there cissors-studio.

Thanks for reaching out to us here. I'd be happy to point you in the right direction for the best assistance.

Based on what you've described, I feel you'd benefit by reaching out to the support team outside of the Community. They'll be able to verify your account details in a secure setting, as well as view your screen to better assist you.  You can reach them by following one of these methods:

Schedule a Callback or start a Chat: select (?)Help in the upper right > type and enter "Contact support" into the QB Assistant > click Contact Us > explain your situation > then hit Let's Talk > choose Get a callback

If you have any other questions, feel free to reach back out here.