Now press and hold the Top or Side button on your iPhone until the Slide to power off prompt appears. If nothing appears, try holding either Volume button at the same time. Don't power off your iPhone. Instead, press and hold the Home button for around 10 seconds until the prompt disappears and the app quits. First, make sure you've turned on Bluetooth on your iPhone. You can do this by going to Settings -> Bluetooth and turning on the switch next to Bluetooth. You'll know the switch is on when it's green. Secondly, make sure that your iPhone 8 is within range of your Bluetooth device. The phone is in Airplane Mode if you see an airplane icon in the upper-right corner of the iPhone screen, where the signal strength bars usually appear. Toggle cellular data off and on again. Select Settings > Cellular and ensure Cellular Data is on. If it's on, toggle it off and back on. All Types of Display Problem on iPhone 8 and 8 Plus. 1. iPhone 8 or 8 Plus Blank Screen Issue; 2. iPhone 8 or 8 Plus Stuck on Apple Logo (During Boot) 3. iPhone 8 and 8 Plus Stuck on Connect to iTunes or Recovery Mode; 4. iPhone 8/8 Plus Display Stuck on Portrait or Landscape Mode; 5. iPhone 8 and 8 Plus Ghost Touch Issue to fix Display Problem Here’s a video tutorial for how to fix iPhone 8 or iPhone 8 Plus that won’t turn on. When your iPhone 8 won’t turn on, many things could be blamed for. The m Wait until the process to complete. Your iPhone 8 (Plus) will turn back on soon. Also see: How to resolve the unresponsive screen problem with iPad. Put the device into recovery mode. Another possible situation you're experiencing is that your iPhone 8 or iPhone 8 Plus is turning on but the screen is black. Shut Down your device. The first thing you should do is to immediately switch off your iPhone 8 or iPhone 8 Plus. This will ensure that the water does not short circuit the hardware of your device. You can do this by immediately removing the battery after shutting down. Method 4: Restore Your iPhone Using iTunes. If the problem persists, you can try iTunes to fix iPhone stuck at the Apple logo and turning off automatically. Only try this if you have a backup of your phone as this will permanently delete all of your data. iPhone 8 and Later. Connect your phone to a computer and open iTunes or the Finder app. According to PC Mag (Opens in a new window), the glass back on the iPhone 8 and 8 Plus isn't protected under Apple's screen repair fee. That means you'll pay $100 for a replacement under Applecare To hard reset an iPhone 8, iPhone X and later: Press and quickly release the Volume Up button. Press and quickly release the Volume Down button. Press and hold the Side button until the Apple logo appears on the screen. Let go of the button. On iPhone 7 (Plus) device: Press and hold both the Sleep/Wake button and the Volume Down button. WSAU3BR.