How to identify iPhone firmware

Updating or restoring iPhone directly from server using iTunes usually consume a lot of data. You will also experience a lot of errors if your connection speed is slow due to break of download so it’s always a great idea to have the local update or restore firmware (ipsw file) on your PC if you are to do the process multiple times on different devices.

Unfortunately, most newbies do not understand how to identify the firmware that will be used when selecting it from PC. You keep getting the error 

“The iPhone could not be restored because the firmware file is not compatible”.

 This can be really annoying especially when you have used a lot of data to download the file. The following list below will help you easily identify the firmware of the iPhone you want to update/restore.

What you just have to do is check the model number at the back of the iPhone

When you have seen the model number of your iPhone, look through the list below you will find the number used to identify the firmware with.

If you are using PC to browse this page, simply press CTRL + F and type in the model number then press Enter key to locate easily.

iPhone 2G

Model A1203 GSM - iPhone1,1

iPhone 3G

Model A1241 GSM - iPhone1,2

Model A1324 GSM - iPhone1,2

iPhone 3GS

Model A1303 GSM - iPhone2,1

Model A1325 GSM - iPhone2,1

iPhone 4

Model A1332 GSM - iPhone3,1

Model A1349 CDMA - iPhone3,3

iPhone 4S

Model A1387 GSM & CDMA - iPhone4,1

Model A1431 GSM & CDMA - iPhone4,1

iPhone 5

Model A1428 GSM - iPhone5,1

Model A1429 GSM & CDMA - iPhone5,2

Model A1442 GSM & CDMA - iPhone5,2

iPhone 5c

Model A1456 GSM - iPhone5,3

Model A1532 GSM - iPhone5,3

Model A1507 GSM & CDMA - iPhone5,4

Model A1516 GSM & CDMA - iPhone5,4

Model A1526 GSM & CDMA - iPhone5,4

Model A1529 GSM & CDMA- iPhone5,4

iPhone 5s

Model A1433 GSM - iPhone6,1

Model A1533 GSM - iPhone6,1

Model A1457 Global - iPhone6,2

Model A1518 Global - iPhone6,2

Model A1528 Global - iPhone6,2

Model A1530 Global - iPhone6,2

iPhone 6 Plus

Model A1522 GSM - iPhone7,1

Model A1522 CDMA/Verizon - iPhone7,1

Model A1524 Global/Sprint- iPhone7,1

Model A1593 China Mobile - iPhone7,1

iPhone 6

Model A1549 GSM - iPhone7,2

Model A1549 CDMA/Verizon - iPhone7,2

Model A1586 Global/Sprint - iPhone7,2

Model A1589 China Mobile - iPhone7,2