Repair your iOS system issues at home

iOS System Recovery FAQs

• What is Recovery Mode and DFU Mode on iPhone?

  iOS users may often hear about Recovery Mode and DFU Mode. But probably most users don't know what exactly is Recovery Mode and DFU Mode. Now, let me introduce what they are and their differences.

  Recovery Mode is a failsafe in iBoot that is used to revive your iPhone with a new version of iOS. It uses iBoot to restore or upgrade your iPhone.

  DFU Mode, which is known as Device Firmware Update, allows the iOS devices to be restored from any state. It is a port of the SecureROM which is built into the hardware. So it can restore the device more thoroughly than the Recovery Mode.

• What do I do when my iPhone won't turn on?

  When your iPhone won't turn on, you can try the steps below to restart it.

  1. Charge your iPhone. This can solve a small part of the issues.
  2. Hard reset your iPhone. Press and hold the Power button and the Home button for about 10 seconds. Release them when the Apple logo appears.
  3. Use Dr.Fone to fix iPhone won't turn on without data loss. Connect your iPhone to computer and follow the instructions to download the firmware using Dr.Fone. It will then fix your iPhone automatically.
  4. Restore iPhone using iTunes.
  5. Restore iPhone in DFU Mode. This is the ultimate solution to fix iPhone problems. But it will erase all data on iPhone.
• Why did my iPhone go black?

  When an iPhone screen goes black, we should firstly determine whether it's caused by software issue or hardware issue. An corrupted update or unstable firmware can also the iPhone malfunction and turns into black. Usually this can be resolved by a hard reset or restore. You can follow the solutions here to fix iPhone black screen for software reasons.

  If none of them fix the issue, the chance is your iPhone black is caused by hardware problems. There usually isn't a quick fix. So you can visit the Apple Store nearby for further help.

• How do you restore an iPhone to factory settings?

  A factory reset wipes all the information and settings on the iPhone. It can help you resolve some system issues when the device malfunctions or protect your privacy when you sell the device. Before we proceed on, remember to back up your data first.

  1. Tap Settings > General > Reset > Erase All Contents and Settings.
  2. Enter your screen passcode if it asks.
  3. Enter your Apple ID password on the popup.
  4. Then tap in Erase iPhone to confirm it. The reset process can take a few minutes. Then your iPhone will restart like a brand new device.
• What should I do if my iPhone is stuck on the Apple logo?

  If you see your iPhone stucks on the Apple logo screen, try these steps:

  1. Force restart your iPhone. This is the basic solution and it won't cause data loss.
  2. Fix iPhone system with Dr.Fone. This is the fastest and easiest way to fix iPhone system problems without data loss.
  3. Restore iPhone with iTunes. If you don't have an iTunes backup, it will erase all your data.
  4. Restore iPhone in DFU mode. This is the most thorough solution to fix all iPhone system issues. It will also erase all your data completely.

  Find step by step instructions to fix iPhone stuck on Apple logo here.

• Can I try Dr.Fone - System Repair for free?

  Yes, you can test the first few steps and see if your device is supported or not. When you click the "Fix now" button to start the repair process, a valid license will be required to activate the program.