SUPPORTED = ALL MODELS SUPPORTED
NOT SUPPORTED =
No refund for "Device Unlock App" model..
No refund are available even with video proof.
Some new MetroPCS model do not use "Unlock Code" or "Service Provider Code" to unlock the phone. This new T-MOBILE AND MetroPCS model use T-MOBILE UNLOCK APP OR METRO APP UNLOCK
Do not order Unlock Code for your Samsung Cell Phone if your Samsung Cell Phone have "Device Unlock App" installed (even if you find a way to enter code in cell phone). These concern last version of Samsung released after June 2015 and will concern most likely all future Samsung Cell Phone. Code will NEVER work on Cell Phone with "Device Unlock App" and we'll not refund order.
WARNING: ORDER ONLY IF YOUR PHONE IS ASKING FOR "SIM NETWORK UNLOCK PIN".
IF NOT ASKING FOR CODE, PLEASE FLASH YOUR PHONE WITH STOCK or SPECIAL FIRMWARE AND ORDER ONLY IF THE PHONE THEN ASK FOR "SIM NETWORK UNLOCK PIN"