Here is how you can download and install iOS 10.0.3 on iPhone 7 or iPhone 7 Plus. Apple on Monday has pushed the third minor software update to major iOS 10 release specifically for the latest iPhones. This update came nearly one month after releasing iOS 10.0.2 and a month and a half after providing the new iOS 10 operating system to the public eye.
According to release notes iOS 10.0.3 update includes a fix for a bug that could cause issues with cellular connectivity, a problem that only affected the new iPhone 7 and the iPhone 7 Plus. Shortly after the iPhone 7 was released, a number of Verizon users began suffering a serious issue that caused them to regularly lose LTE connectivity on their new device. It was later discovered that the issue affected iPhone 7 and 7 Plus devices associated with other carriers as well, and it should now be fixed for all users.
The guide below will help you download and install 10.0.3 on your compatible iPhone 7 or iPhone 7 Plus right away.
How To Install iOS 10.0.3 On iPhone
If you have limited space on your device or software update isn't working for whatever reason, you can update using iTunes.
In order to download and install iOS 10.0.3 on iPhone 7 make sure you have a recent iTunes backup. Make it encrypted so all your password and other private data is preserved.
Step 1: Download iOS 10.0.3 IPSW file tailored for your device:
iOS 10.0.3 (iPhone 7): iPhone9,1_10.0.3_14A551_Restore.ipsw
iOS 10.0.3 (iPhone 7 Plus): iPhone9,2_10.0.3_14A551_Restore.ipsw
Step 2: Disable Find My iPhone on the device.
Step 3: Connect your iPhone to your PC via the Lightning/USB cable.
Step 4: Now launch iTunes and select your device.
Step 5: Next, if you are a Mac user, you need to hold the Alt key, for Windows users this will be the Shift key, and then click on the Restore iPhone… button. iTunes will now prompt you to select the IPSW firmware file. Select the 10.0.3 firmware file you downloaded in the step 1.
Step 6: Now wait for iTunes to installs iOS 10.0.3 on your iPhone. Once installed, your device will reboot automatically and you'll see Hello screen of iOS 10.0.3. That's it. Great job.