I appreciate your reply, @MaryLou BRCS.

I'll route you in the right direction for support to assist you with this issue about changing accounts.

Regarding this matter, It's best to reach out to the Tuition Software Customer Support Team. Their representatives can provide information about the best approach to this issue. From there, you'll be able to know the cause of the error you've encountered while doing the process.

You can go to their website or page to find their contact details in reaching out to them.

Find out more about the default accounts in QuickBooks Online (QBO) by checking out this reference: Manage default and special accounts in your QuickBooks Online chart of accounts.

In case you want to remove accounts from the chart of accounts, this article can give you the detailed process: Make an account inactive on your chart of accounts in QuickBooks Online.

Please let me know if you have additional questions or concerns about your accounts in QBO. You can reach out to the Community at any time. Take care.