Upload the Parallel_Platinum_PreAlpha_Hot.bps file you downloaded.
Do not search for a pre-patched ROM. Search for the patch file from a reputable source (like the official PokeCommunity thread or the Discord server). download pokemon parallel platinum prealpha hot
Maybe. If you enjoy beta testing, reporting bugs, and don't mind restarting, the PreAlpha Hot offers a brutal, unfinished taste of what could be the best DS hack since Renegade Platinum (which, ironically, this hack is trying to rival). Upload the Parallel_Platinum_PreAlpha_Hot