Hey there, info880.
Currently, we won't be able to delete the inactive accounts in QuickBooks Online. You can choose to Make the account Inactive to mark the account as deleted. Whenever you need the inactive account for your reference in the future, you can simply restore it.
You may want to take a look at these articles to learn more in managing default and special accounts in QuickBooks Online:
As always, feel free to visit our Help articles for QuickBooks Online in case you need tips and related articles in the future.
Please get back to me if you ever need more help in QuickBooks. I'll be around to help. Have a nice day.
