QB Issue Resolution:

Turns out that Capital One had made the accounts inactive because they hadn’t been used in 6 months. So I had to transfer money in or out of them. Hopefully it will work once that takes effect.

Resolution for Issue 'I had 3 Capital One savings accounts. I saw a message to update them and I updated one. For the others, I have an error message and no option to “Edit Sign-In Info”' available: Yes (Solved).
Source: Intuit Community forum.

I had 3 Capital One savings accounts. I saw a message to update them and I updated one. For the others, I have an error message and no option to “Edit Sign-In Info”: this issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the issue yourself by looking for a resolution described below. If it is a complex issue or you are unable to solve the issue, you may contact us by clicking here or by using other support options.

Support for accounts inactive
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Error Recovery for accounts inactive [Canada]
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