If you need help in installing the iOS 8.4, then follow our step-by-step guide below.
First you need to check compatibility of device, is the device you are using compatible with the iOS 8.4 or not, here are the devices which are compatible and also having free upgrade to iOS 8.4 –
• iPhone 6, iPhone 6 Plus, iPhone 5s, iPhone 5c, iPhone 5 and iPhone 4s
• iPad Air, iPad 4, iPad 3 and iPad 2
• Retina iPad mini, 1st gen iPad mini
• 5th generation iPod touch
Before making any changes in to your device it is better to take backup of your device. There are two mode of taking backup of your apple device.
• Backup Using iTune.
• Backup Using iCloud.
You can go through the links and see how to take backup of your devices.
How to install iOS 8.4 update wirelessly Over the Air (OTA):
Before you start the download, plug in your device so the battery doesn’t drain during the update process. It can take anywhere from a few mins to an hour for the update to download and install, depending on how Apple’s servers are handling the load and your internet connection. You may also want to connect your iPhone to your local WiFi network, so you don’t get charged for downloading the update over your cellular connection.
Once you are plugged in and connected via Wi-Fi, open the Settings > General > Software Update. iOS will automatically check for available updates and will inform you that iOS 8.3 software update is available.
Click on download for the update. It will take time to download it might be from some minutes to hours depending on the availability of apple server or due to bandwidth of the network.
Once download is completed again go to Settings > General > Software Update and then click on install to install the update.
How to install iOS 8.4 update using iTunes:
Some time you are not able to get connected with the WiFi and unable to get update with OTA so there is another method to get your device updated manually through iTunes.
Here are the steps that you have to follow –
Connect your iOS device to your computer using an USB cable. Wait for iTunes to open and connect to your device.
Click on device button to the left of the iTunes Store button in the top right corner in iTunes.
Click on the “Check for Update” directly without using holding down on the Option key or the Shift key. If the iOS 8.4 update is available it will automatically download and update your device to iOS 8.4.
You will get a popup message informing you the new update is available. Click on Download and Update button. If it says iOS 8.3 is the latest version then download the appropriate firmware file using download links provided in step 5.
Skip this step if you iOS 8.3 was available in Step 3 and 4.
Download the firmware file for your device from our download page for the respective devices [Note the download file is around 1.5GB to 2.0 GB depending on your device]:
Note: If you’re downloading the firmware file using Safari then ensure that auto unzip feature is disabled or use Chrome or Firefox.
You can check your iPhone, iPad or iPod touch’s back cover for the model number to download the appropriate download link.
iOS 8.4 IPSW download links for iPhone:
• iPhone 6
• iPhone 6 Plus
• iPhone 5s (Model A1453, A1533)
• iPhone 5s (Model A1457, A1518, A1528, A1530)
• iPhone 5c (Model A1456, A1532)
• iPhone 5c (Model A1507, A1516, A1526, A1529)
• iPhone 5 (Model A1428)
• iPhone 5 (Model A1429)
• iPhone 4s
iOS 8.4 IPSW download links for iPad:
• iPad Air 2 (Model A1566)
• iPad Air 2 (Model A1567)
• iPad mini 3 (Model A1599)
• iPad mini 3 (Model A1600)
• iPad mini 3 (Model A1601)
• iPad Air (Model A1474)
• iPad Air (Model A1475)
• iPad Air (Model A1476)
• iPad mini 2 (Model A1489)
• iPad mini 2 (Model A1490)
• iPad mini 2 (Model A1491)
• iPad (4th generation Model A1458)
• iPad (4th generation Model A1459)
• iPad (4th generation Model A1460)
• iPad mini (Model A1432)
• iPad mini (Model A1454)
• iPad mini (Model A1455)
• iPad Wi-Fi (3rd generation)
• iPad Wi-Fi + Cellular (model for ATT)
• iPad Wi-Fi + Cellular (model for Verizon)
• iPad 2 Wi-Fi (Rev A)
• iPad 2 Wi-Fi
• iPad 2 Wi-Fi + 3G (GSM)
• iPad 2 Wi-Fi + 3G (CDMA)
iOS 8.4 IPSW download links for iPod touch:
• iPod touch (5th generation)
After downloading the firmware file, hold the Option key (Mac) or the Shift key (Windows) and click on the “Check for Update”.
“Important: Remember to click on the Check for Update button, and not the Restore iPhone button to avoid restoring your iPhone and setting up your device all over again.”
You will get a popup message informing you that iTunes will update your iPhone/iPad/iPod touch to iOS 8.4 and will verify with Apple. Click on the Update button.
It will then show you the release notes for iOS 8.4. Click on the Next button. Then click on the Agree button for the terms and conditions.
iTunes will now download the firmware file (which can take a long time depending on your internet connection as it can be as big as 2.0 GB). After downloading the file, it will process it, extract the software, prepare the device for software update, and install the update.
Do not disconnect your device until the update has finished. It can take a few minutes. Your device will be updated to iOS 8.4 and reboot once or twice during the process. You will see while Hello screen after it is successfully update. Follow the on-screen instructions to start using the device.