Read the credit card section of the Marriott BonVoy Guide by FM. It has handy chart for you to comprehend the needless complication created by BonVoy in order to keep 2 banks to issue their cards.

In particular - Are you Eligible for a bonus? As pointed out, if you still have the AMEX personal Bonvoy, you need to cancel it and then wait 30 days before you can get a bonus from Chase.

https://frequentmiler.boardingarea.c...e/#creditcards