If you are on a Russian Windows OS, or you changed your system region to Russia for another game, SFxT might default to Russian.
If you’re already in the Russian version and want to try changing it from within the game: street fighter x tekken change language russian to english
Then restart the game.
When the Steam client refuses to download the English files due to licensing restrictions, the user must manually engineer the change. This involves two distinct phases: acquiring the text files and managing the audio files. If you are on a Russian Windows OS,
If the game crashes after you edit a file, use the Steam "Verify Integrity of Game Files" tool to reset it. street fighter x tekken change language russian to english
Same as consoles – change system language: