Some Reddit users shared a link to a thread with a : https://www.reddit.com/r/StreetFighterXTekken/comments/1jyy13/character_unlock_tool/
** GameFAQs and Steam Community:** You can also check the GameFAQs page for Street Fighter X Tekken on PC: https://gamefaqs.gamespot.com/pc/2420-street-fighter-x-tekken/
Some users reported that Patch 1.02 (not 108 specifically, but close!) or later versions unlock all characters. You can try updating your game to the latest version. street fighter x tekken pc patch 108 character unlock link
Or, visit the Steam Community page for SFxT: https://steamcommunity.com/app/1210
You can download the patch from the official Capcom website: http://www.capcom.com/support/sfxtpc_patch.html Some Reddit users shared a link to a
Here are some useful posts and links that might help:
** Unofficial Patch and Tools:** Alternatively, you can try using third-party tools or patches, like the " Character Unlocker" or "SFxT Character Unlock Tool" (be cautious when using these, as they might not be officially supported). Capcom released an official patch for Street Fighter
Capcom released an official patch for Street Fighter X Tekken on PC, which includes various bug fixes, balance changes, and... character unlocks !