I'm trying to add 2 different Chase Investment accounts (already existing in Quicken) to online access. When going to authorize them in Quicken, they are being recognized as Checking / Savings accounts (and as a result, I can't link them to the correct existing Investment Accounts since those won't show up in the list . The Accounts within Quicken are properly set as Investment Accounts. I've tried shutting off all Chase online access and re-enabling, but no luck.
Quicken does not always match new account setups to the correct accounts. So, it is really important to pay attention to this popup (like you did) and not simply blow through it because it becomes more difficult to correct later.
If you have not already done so, you might want to try taking the following steps. You probably won't need to do all of these. Often, just 1-2 of these things will take care of the matter:
Did any of these steps resolve the issue for you?