Hi guys sorry to the mods if this is in the wrong place? ive got an S4 gt i19195 and its locked to network 3 in the uk, i am swapping the phone tomorrow and i dont like the network logo on it a large 3 from the company i took the contract from, she has another companies sim so i need to unlock it i did it on another phone months ago but ive forgot so i just need to ask does anyone know where there is a way to unlock this for free and a decent ROM & how to install it please? i know this is a BIG ask and i know these are no brainer questions spamming the forum but please have pitty its late here and ive spent hours trying to search for the right ROM or a way to unlock it im ready for bed im up at 4:30am 
