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How to Resolve Auto Lock Not Working on iPhone

feature iphone auto lock not workingSetting a passcode on your smartphone is a bold move because it prevents unauthorized and malicious access to your device. For that reason, setting up an auto-lock on an iPhone is also very smart. The purpose of an auto-lock is to manage and minimize the usage of your device and save your battery life. It also avoids unintentional screen touches, especially when “double-tap to open” mode is on. But, what will happen if your iPhone auto-lock not working? There is a high chance that unwanted invaders might access your device. To solve this problem, we will provide the best solutions and guidelines to prevent further severe problems. And by the end of this content, you can relax and sit at ease and not worry about your auto-lock not working on your iPhone.

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How Set up Auto Lock Mode on your iPhone

Before we dive into the solutions to fix your auto-lock not working on iPhone, make sure to enable the mode first. To set up the auto-lock on your iPhone, Open the Settings and tap Display & Brightness. Then, hit the Auto-lock; after that, set the timer. Check if it's working, leave and do not touch the screen of your device. If it is not locking at the time you set it, you can proceed to the solutions below.

iphone auto lock not working how to

Solutions to Fix iPhone Screen Lock Not Working

Solution 1. Restart your iPhone

Sometimes restarting can fix minor issues on your device like this one. To manually restart your phone, go to Settings, tap General. Scroll down and hit the Shutdown button. After that, slide the toggle to power off. Wait for a while and open your device again. Check if the auto-lock is still not working.

iphone auto lock not working solution 1

But, if you want a quick way, you can restart your device by pressing the function buttons. However, the process is a bit discrete, depending on the model of your iPhone. Find your model below and follow the steps to turn it off.

If you are using iPhone 6S and old variants. Press and hold the WakeUp and Home buttons at the same time.

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And if the variant of your device is iPhone 7 and 7S, long-press the Volume Down and Power button.

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And the process on iPhone 8 and latest variants, quickly press the Volume Up button, then the Volume Down. And then long-press the On/Off button.

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Solution 2. Deactivate Low Power Mode

If the Low Power Mode is on, you will most likely experience the auto-lock not working on iPhone issues. Your device will automatically lock or go to sleep at the quickest setting (30 seconds) while enabled. If your auto-lock is set at a higher setting, like 4-5 minutes, this will occur. Please disable it to prevent this problem from happening again. Open your Settings and open the Battery tab. Then you will see the option for the Low Power Mode. Turn it off and check if the auto-lock is working.

iphone auto lock not working solution 2

Solution 3. Disable Assistive Touch

Another mode that can affect the function of auto-lock is the Assistive touch. I know that this mode is beneficial to iPhone users. Since the only method to lock or sleep an iPhone aside from the auto-lock and the side button can affect the auto-lock. Likewise, "Assistive Touch" can have your device recognize faster or slower touches and multiple touches so that it can affect the functionality of the other features of your device. But if you want your auto-lock to function appropriately, consider turning it off. To disable it, find and open the Accessibility menu on the Settings, then tap the Touch menu and turn off the Assistive touch.

iphone auto lock not working solution 3

Solution 4. Reactivate your iPhone Passcode

This way is also constructive when you are experiencing an auto-lock problem. Many iPhone users prove it. To do that, head to the Settings, find and open the Face ID & Passcode tab. Enter your current passcode if needed. And after that, you can reset your code and see if the auto-lock is working now.

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Solution 5. Reset All Settings

Resetting all the settings is also advantageous in fixing your auto-lock not working on an iPhone problem. If you do this, all the settings on your iPhone will be back to default. But, do not worry about anything because all of your data is safe, and you can still access your device. Open your Setting and tap the General, and tap the Reset. And after that, hit the Reset All Settings.

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Solution 6. Fix Auto-Lock Not Working on iPhone Without DataLoss

Supported System: Mac 10.7 and Above, Windows 10/8/7/Vista and XP
Supported Devices: You can repair the auto-lock not working issues on your iPhone 12, iPhone 12 Pro, iPhone X, iPhone XR, iPhone 7, and older versions.

Suppose that you have done all the solutions above, but the problem still exists. Using a third-party tool can be helpful. One of the popular iOS System Recovery tools nowadays is AceThinker Fone Keeper. It offers many features that are very useful to many iOS users, including the two modes of fixing process; the Standard and Advanced Mode. These modes are very effective, and many users have already tested them. In addition to that, there is also one option that will fix your device in less than a minute. It is called the “Free Quick Fix,” you can try it and see for yourself. But, whatever the mode you want to use, it will surely fix the iPhone auto-lock not working. To use the tool, please follow the given steps below.

Try it for Free

Step 1 Download and Install the Tool

To get the installer of AceThinker Fone Keeper, hit any of the download buttons available above. The left button is for Windows operating system, and the right one is for macOS. Follow the on-screen command for the installation. After that, launch the tool on your desktop and see all the fantastic features.

iphone auto lock not working step 1

Step 2 Connect your Device to Start Fixing Auto-Lock is Not Working on iPhone

To begin with, using an original USB-type cord, connect your iPhone to the computer. After that, the tool will detect your device automatically. Then you can start the process by ticking the “Start” button.

iphone auto lock not working step 2

Step 3 Confirm your Details

The tool needs you to confirm your details in the next tab that will appear after you have started the process. Also, this is where you could get to choose the “Free Quick Fix” stated earlier. After the confirmation, click the “Fix” button to move on.

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Step 4 Choose the Mode to Fix iPhone Auto-Lock not Working

Since you are only fixing the auto-lock issue, the suggested mode here is the Standard mode. Because this mode will not delete or remove anything important on your iPhone. Then, click the “Confirm” button to continue to the next step.

iphone auto lock not working step 4

Step 5 Download Firmware and Finish the Process

Lastly, the tool will suggest and give compatible firmware for your device. You must choose the latest version and download it. After the download, the tool will fix the iPhone auto-lock not working. Remember that you must not unlink your phone during the fix because the process will be canceled.

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FAQs about iPhone Auto Lock Not Working

1. How do I set auto-lock on my iPhone?

Go to the Settings, open the Display and Brightness and tap the Auto-Lock. Set how many minutes you want your screen to auto-lock.

2. How to Fix Auto-Lock not Working on iPhone?

Here are the best solutions that you can use to fix this problem;

  • Restart your iPhone
  • Disable Low Power Mode
  • Disable the Assistive Touch
  • Reactivate your Password
  • Reset All the Settings on your Device

3. Why is my iPhone Screen Lock not Working?

There are a lot of opportunities that affect the auto-lock function on your device. The assistive touch and Low Power Mode are the most common factors. To fix iPhone auto-lock never not working, you can disable them on your settings, or you can use a third-party application. One of the leading system recovery tools on iOS is the AceThinker Fone Keeper. It can fix various problems like the iPhone keeps turning off, auto-lock not working, screen glitches, and many more with ease. You can download the tool for free and try it for yourself.

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Posted by JoKelly to iOS System Recovery

Last updated on December 28, 2022

iOS System Recovery
Fix various iOS system errors back to normal status.
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