Since the release of iOS 12 Beta, some have issues in updating to the latest iOS version. It has always been easy updating your apps automatically but you have always been having tough time updating to the latest version on your iPhone.
It's just very easy to download the new iOS update on your iPhone. To get a new iOS Beta version running on your iPhone, go straight to your phone settings > download the update. You will have the new update downloading on your phone, or it might give you time to download it later on.
Also read: iOS 12 release date
iOS 12 gives an option to automatically install new iOS updates instead of always giving users the manual method which can be stressful or may likely not be able to update properly. Do not just wait to see others updating before you do, you may be thinking the process may be hard and you have to wait for others to update before you can update yours. With this simple process here, you can do it all alone. Try and see!To try it out, make sure you're running iOS 12, if not update to iOS 12 before the process. After installing iOS 12, make sure you follow Apple's usual on-screen prompts about sending diagnostics and such, and there's a new one for (Keep your iPhone Up to Date). Tap "Continue" and you're ready to go, after finally download and install. Now you have the new iOS 12 Beta running on your phone. But if you choose to install manually, you can follow the steps below.
To manually update your iPhone to the latest iOS 12 Beta version, go to the Settings > General > Software Update. You may find updates ready to install, just like previous steps. You'll find a new "Automatic Updates" option. Tap on it, and then toggle the switch on because it's disabled by default.
Also read: How to restore an iPhone that isn't ringing.
Before any software automatically install, you'll receive a notification that iOS is going to install later during the night. The update will only install. However, when connected to Wi-Fi or a power source. You'll probably have to enter your passcode when you on your iPhone before you proceed since it's needed after a restart anyway. Make sure you allow it to fully install before using it, though it will make your phone unusable and no service will be available for a few minutes while it installs the new iOS version. Bam! You are done.
