QB Issue Resolution:

As I’m sure you’ve found, there are definitely some differences between the desktop version of QuickBooks and QuickBooks Online. At this time, the only way to get that account onto the checks in QuickBooks Online would be to include the account in the Description area of the check. It’s a manual solution, but it does work and will allow that account to be printed. If you’d like, you can submit feedback to our engineers about this by clicking the gear in the upper right and clicking “Feedback.” I’ll do the same thing from my side, and let’s see if we can get those developers going!

Resolution for Issue 'how do i get the account to show up on check stubs?' available: Yes (Solved).
Source: Intuit Community forum.

how do i get the account to show up on check stubs?: 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 Chart of Accounts
Quickbooks Repair Pro will resolve it efficiently and affordably. Guaranteed resolution of your issue, or you pay nothing!

Error Recovery for Chart of Accounts [Canada]
E-Tech is the #1 Quickbooks data migration and Conversion service provider.

Get 50% off Quickbooks Online

Click Here for 50% off!

Additional Support Options: