Setting up a screen lock on an iPhone basically is an attempt by the owner to prevent unauthorized access to the phone. If you set up auto-lock feature, your iPhone will automatically get locked when it's not used for some time. When auto-lock not working, your iPhone screen won't automatically turn off until you make it. This is serious. But no worries, we are going to show you how to fix iPhone auto-lock not working and fix the lock problem.
Try These Tips to Fix iPhone Auto-Lock Not Working on iOS 12
This auto-lock problem has not been completely solved by Apple. But here are some tips you can try to fix the issue. They are not 100% working but why not have a try if there is a chance of success.
Fix 1: Re-enable Auto Lock on iPhone
To make sure your iPhone apply the auto-lock setting, it's suggested to re-enable it.
On your iPhone, go to Settings > Display & Brightness > Auto-Lock. Select Never and go back. Then go to Auto-Lock again and select the timer you want to set for your iPhone.
Fix 2: Turn Off AssistiveTouch
The AssistiveTouch feature on any iOS devices often causes issues with other features. Auto-lock is not working, it could be the AssistiveTouch is enabled on your iPhone. So turn off this feature and your iPhone auto-lock should start working.
On your iPhone, open Settings > General > Accessibility > AssistiveTouch and then disable it.
Fix 3: Disable Low Power Mode
iOS auto-lock not working may due to the enabling of Low Power Mode. This mde prevents many functions from fully functioning on your iPhone. Disabling this mode should fix this issue for you.
On your iPhone, go to Settings > Battery. You will see Low Power Mode there. Switch it to left and it will be turned off.
Fix 4: Force Restart iPhone
Sometimes, your iPhone may just need a force restart to fix issues. It's easy, quick and fixes a lot of issues including the auto lock not working. Different iPhone models have different ways to force restart iPhone:
- For iPhone 8 and later: Press and quickly release the top Volume button, press and quickly release the below Volume button, then press and hold the Side button until the Apple logo appears.
- For iPhone 7/7 Plus: Keep pressing the Side and Volume down buttons simultaneously until the Apple logo appears.
- On iPhone 6s and earlier: Keep pressing the Side and Home buttons at the same times until you see the Apple logo.
Fix 5: Re-activate Passcode Request
Sometimes, you may just need to re-activate your iPhone passcode and the auto lock would start working.
Go to Settings > Touch ID & Passcode (or Face ID & Passcode) and enter your iPhone passcode. Tap on Turn Passcode Off and then restart your device. Once it is back on, turn the Passcode feature on once again.
Fix 6: Reset All Settings
Incorrectly configured settings are always the main cause of some issues and this may be the reason why your iOS auto lock is not working. Therefore, it's suggested to reset all the settings to factory default.
On your iPhone, go to Settings > General > Reset > Reset All Settings. You will be required to enter your iPhone passcode to get started.
Use This Tool to Successfully Solve iOS 12 Auto-Lock Not Working
If you have tried all the above tips and the iPhone auto-lock problem is still there, you should consider using a tool to refresh the iOS so as to permanently fix the auto-lock bugs. The best tool suitable for this issue is iMyFone LockWiper. It’s an iPhone screen lock removal tool designed not only to wipe the screen locks on iDevices but also to fix any issues related to iPhone screen.
Be the Pro to Fix Auto-Lock Bugs
- Easily fix iPhone auto-lock bugs just in a few clicks
- Apply the latest IPSW to refresh iOS and fix any lock screen issues, like stuck at disabled/Apple logo/white/black screen, etc.
- Help unlock locked, disabled, or broken iPhone without any password
- Work successfully whenever iPhone is locked with Face ID, touch ID, 4-digit/6-digit passcodes
- Compatible with all iOS versions (iOS 12 supported) and all models of iOS devices
Steps to Fix iPhone Auto-Lock Bug with LockWiper
Step 2: Connect your device to the computer using a USB cable. Put your device in DFU mode according to the on-screen instructions.
Step 3: Then ensure that the model of your device has been auto-detected by the iMyFone LockWiper and then go ahead to click on the Download button. The firmware comes with the IPSW file that can fix any lock bugs.
Step 4: Wait for a few minutes for the download process to complete then click on Start to Verify.
Step 5: After the verification process is complete, it is time to remove the screen lock on your device. To do this you will have to click on the Start to Unlock button. You will be asked to enter a confirmation code, enter 000000 to double confirm. Then click on the Unlock button.
Wait for a few minutes and the screen lock will be removed. When you set up auto lock again, it should start working. LockWiper is not completely free. Its free trial allows you to verify this will work for you or not. You will be asked to registered at the last step. Why not get a registration code to permanently fix your iPhone lock issues:
What If Auto-Lock Setting on iPhone Greyed out? How to Fix
Sometimes the auto-lock function on your iPhone might be greyed out and you cannot change the settings because it is stuck on thirty seconds. If this feature is greyed out, it means you cannot make any changes to the settings. The reason for this problem could be that your iPhone is in Low Power Mode which restricts the auto-lock to only 30 seconds. This happens automatically in order to conserve power.
Once you have recharged your device you can disable the Low Power Mode and the auto-lock setting will also be enabled. To enable or disable the Low Power Mode simply go to Settings > Battery > and then toggle the Lower Power Mode switch.
If you are experiencing iPhone auto-lock problems on iOS 12, you can use the above methods to fix it. However, if you still experience the same problem, you should consider using iMyFone LockWiper to fix all the iOS issues your device might be experiencing once and for all.