Yes. You can change your subscription, usersbbgardening.
Just a heads up, since QuickBooks Online is a different platform from QuickBooks Self-Employed, you'll have to purchase a different QBSE account.
Then, you can cancel your QuickBooks Online account if you don't need it to avoid double charges.
I've also added these articles that has information on what we can do with QuickBooks Self-Employed:
I want to make sure everything is taken care of for you, please let me know how it goes or if you have any other issues or concerns.
You have clicked a link to a site outside of the QuickBooks or ProFile Communities. By clicking "Continue", you will leave the community and be taken to that site instead.