Download correct iOS Firmware (IPSW) Files for iPhone-identify which iOS firmware file

Based on the model number of your iPhone, you will be able to identify which iOS firmware file you need to download.
You can find model number on the iPhone’s back cover.
Iphone cdma or gsm number






Refer to the table below to find out the identifier for your iPhone so you can figure out which iOS firmware file to download.
For example: You need to download iPhone6,1_8.0_12A365_Restore.ipsw file for your GSM iPhone 5s with model number A1433/A1533




You can download the appropriate iOS firmware file for your iPhone from this link