It's important to review all Warnings and select Applies to me or Ignore, depending on your situation.

For the CPP/QPP overpayment, the software will automatically move the extra to the right place. Same for EI. This could be accurate if you changed jobs or had more than 1 job during the year, like you did.

Thank you for choosing TurboTax.

The amount I entered from box 16 on my T4, is showing as a CPP " overpayment "on the recap.

Why would that be ?