You can change your version of TurboTax Online by using the Clear & Start Over option by following the TurboTax FAQ below regarding how to "Clear & Start Over". However, please make sure that there is not a reason that you need TurboTax’s Self-Employed version, such as having a 1099-misc form that needs to be filed. I have included below a TurboTax FAQ regarding who is considered self-employed in case you would like to review it.
Clear & Start Over
Am I considered Self-Employed: