Hi there,
Glad to have you join the QuickBooks Community. Making sure the correct amounts are reflecting on your T4s is good way to prevent discrepancies on your accunt. I'll be happy to point you towards the right direction so you can get this addressed in a timely manner.
To accomplish this you'll need to contact our support team using this link here. One of our specialized payroll agents will be happy to take a look at your T4 and help make the appropriate adjustments.
In the meantime, check out this helpful resource regarding T4s in QB Online: How to prepare T4 slips and summary. Feel free to keep me posted on how you make out. I'll be one message away in case you need anything else.
