If you’ve purchased your samsung galaxy s4 from a carrier, then it’s probably locked on that network and you need to sim unlock it in order to use it on another one.. Network unlock – samsung galaxy s4. step 1: open the phone application on your galaxy s4 and key in the numbers : *#0011# (notice the * in front). press the menu button and then press the back key (not the permanent back key; but the option available after selecting menu).. Instructions to unlock samsung galaxy tab s4 for samsung galaxy tab s4 from any network except t-mobile/metropcs usa. if your samsung galaxy tab s4 is from any gsm network except t-mobile/metropcs usa then you will get a code to unlock samsung galaxy tab s4. once you get the samsung galaxy tab s4 unlock code on your email, follow the steps.
Hi there i live in u.k and tried ur above steps to unlocking new samsung s4 branded and locked to 02 contract sim trying to unlock to use any network..goy stuck wen entered 1 as i c others have same problem.. How to unlock samsung phone. samsung is the world's largest cellphone manufacturer, far ahead of its competition by volume.it is therefore completely logical that samsung cellphones should be the phones that unlock-network deals with most often..