Please use the "Start for free" button to proceed with the free version.
Keep in mind that there are certain sections of your tax return which may require you to upgrade in order to file. Please see this comparison page which lists those:
https://turbotax.intuit.ca/tax/software/online?cid=ppc-br_en_fy23_pros_goog_gen_np_na_incr_na_zen_na&gclid=EAIaIQobChMIg8mdqbbU_gIVdCytBh2unADNEAAYASAAEgI_N_D_BwE&gclsrc=aw.ds