Step 2: Choose your phone
Pick your phone below. Can't spot it? To find the make and model of your phone, switch off your mobile and remove the battery. It's printed inside the phone, just above the barcode.
Change your manufacturer

Microsoft Lumia 435 (RM-1071)

Microsoft Lumia 535 (RM-1091)

Microsoft Lumia 540 Dual SIM (RM-1140)

Microsoft Lumia 550 (RM-1127)

Microsoft Lumia 550 Dual SIM (RM-1129)

Microsoft Lumia 640 (RM-1072)

Microsoft Lumia 735 (RM-1041)

Microsoft Lumia 950 (RM-1104)

Microsoft Lumia 950 Dual SIM (RM-1118)

Microsoft Lumia 950 XL (RM-1085)

Microsoft Lumia 950 XL Dual SIM (RM-1116)