❓ Help Installing Shadow of Mordor games

[ryruz]

Need help meron ako old CD steam games, nun try ko install kailangan product key or code. nilagay ko code pero duplicate na nakalagay di mainstall.
Baka merun kayo ibang code para ma install or Any suggestion po. Thanks

 

[EnkayII]

baka yung nabili mong product key ay for single install lang, hindi ko lang sure kung may ganun ba pero baka lang