Earlier today Apple released iOS 9 GM, or Gold Master, and in this guide we will show you how to install the final version intended for the public; the best part is that it’s free, or without the need of any developer account, or a registered UDID. As we’ve shown you in many other update tutorials, and including this one, it ‘s very simple and can be done on a Mac or Windows computer. For the time being while Apple is still signing iOS 8.4.1, you can still downgrade back if you don;’t like your update. If you’re ready to enjoy what iOS 9 GM has to offer without waiting for the fall release instructions will be after the jump.
Note: As always, backup your device either local (itunes), or the Cloud (iCloud). You cannot restore your device to iOS 9, you must update (Unless your UDID is already registered). Make sure to download your device model number specific IPSW file.
Downloads: iOS 9 GM
Flash Forward To iOS 9:
Step 1. Download all necessary IPSW files.
Step 2. Connect your device and open iTunes.
Step 3. Hold “Option” on a Mac or “Windows” Key on a Windows PC and left click the “Check for Update” button in iTunes.
Step 4. Select your iOS 9 IPSW and select “Open”. This will begin the How To Install iOS 9 GM process!
Step 5. Allow 10-15 minutes for install. Boom, you are now enjoying the latest iOS 9 GM or 9.1 Beta 1 release on your device!
Did you successfully update your device to iOS 9 GM? Let us know in the comments.