Top 4 Ways - How to Fix iPhone Asking for 6-digit Passcode

"Can anyone help me? I have an iPhone and I have set up a 4-digit passcode. However, my iPhone keeps asking for 6-digit passcode after updating the iOS version to 16. I don’t know the true passcode to unlock my iPhone, so I can do nothing now. How can I get rid of this annoying problem?"?

Recently, some iPhone users encounter a knotty bug, which stops them from entering their iPhone with the correct screen passcode. This iPhone asking for 6-digit passcode instead of 4 problem usually appears after updating the iOS system. Because of the restricted security of iOS, it is difficult job for users to unlock their iOS device without knowing the passcode. Therefore, how can users unlock their iOS devices when encountering such an annoying problem? Don’t worry. In this post, you will learn the best solutions to fix it.

Part 1: Why is my iPhone asking for 6-digit passcode?

There are many different reasons behind this iOS lock screen issue. If you have set up a 6-digit passcode before, iPhone may ask you to enter the previous passcode to unlock your iPhone after updating the iOS system. This can be deemed as a software bug. If you are now encountering this software issue, this post will be the right place to fix it.

Part 2: Top solutions to fix iPhone asking for 6-digit passcode instead of 4

Fix 1. Force restart your iPhone

If this knotty problem occurs on your iPhone after updating the iOS software version or factory resetting, you can first try to force restart your iPhone to get rid of this problem. Generally, doing a force restart on your iPhone can fix most minor iPhone glitches including this iPhone asking for 6-digit passcode instead of 4. In the following, we will show you how to force restart your iPhone based on different iPhone models.

For iPhone 8 or later: Click and release the Volume Up button quickly, and do the same to the Volume Down button. Then, keep holding the Side button until your iPhone screen goes black.
For iPhone 7/7 Plus: Press and hold the Volume Down and Side buttons. When your iPhone screen goes black, release both buttons.
For iPhone 6 or earlier: Press and hold the Home and Side buttons. Release both buttons when your iPhone screen goes black.

Fix 2. Try entering the default passcode

If your iPhone still asking you to enter a 6-digit passcode after force restarting it, try entering the default passcode to unlock it. According to many iPhone users who have encountered the same iPhone asking for 6-digit passcode after update or factory reset, entering the default passcode 000000 or 123456 can unlock the iOS device successfully.

Fix 3. Fix iPhone asking for 6-digit passcode instead of 4 via iTunes

You can also unlock your iPhone without knowing the passcode by using iTunes. iTunes is an official iOS tool that helps unlock, update, and backup iOS device. However, your iPhone should have synced with iTunes before. Otherwise, you will need to put your iPhone into Recovery mode to restore it via iTunes. Let’s see how to fix iPhone asking for 6-digit passcode instead of 4 by using iTunes.

Step 1. Launch iTunes on your computer or Mac. Then, connect your iPhone to iTunes. If your iPhone does not appears on iTunes, please update the iTunes version.
Step 2. Click on the little device icon. Then, select the Summary option.
Step 3. Click on the Restore iPhone option to fix the iPhone asking for 6-digit passcode instead 4.

Fix 4. Fix iPhone asking for 6-digit passcode after update via iCloud

You can erase your iPhone remotely via iCloud to get rid of the 6-digit passcode. You can back up your iPhone before erasing it to prevent losing data. It is worth noting that the Find My iPhone feature should be enabled on your iPhone. Now, let’s see how to fix iPhone asking for 6-digit passcode instead of 4 by using iCloud.

Step 1. Launch a browser on your computer or iPhone, and navigate to the icloud.com website.
Step 2. Select the Find My iPhone option.
Step 3. Click on the All Devices option, and select the iPhone that you want to erase.
Step 4. Click on the Erase iPhone option to wipe the iPhone.

Fix 5. Fix iPhone asking for 6-digit passcode via TunesKit iPhone Unlocker

If the above solutions are not able to fix the iPhone asking for 6-digit passcode, try using a professional iOS unlock tool like TunesKit iPhone Unlocker will be the best choice for you. TunesKit iPhone Unlocker is a dedicated iOS unlocking tool that helps unlock iOS screen, remove Apple ID, bypass MDM restriction, and remove Screen Time restriction. When your iPhone is disabled, iPhone passcode is forgotten, etc., TunesKit iPhone Unlocker can always unlock your iPhone with ease.

Why Choose TunesKit iPhone Unlocker?

• TunesKit iPhone Unlocker is compatible with every iPhone model
• It helps you to fix iPhone keeps asking for 6-digit
• You can also factory reset your iOS device without Apple ID
• Supports the latest iOS version up to iOS 16
• Offers concise and user-firendly interface

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Let’s see how to fix iPhone asking for 6-digit passcode via TunesKit iPhone Unlocker.

Step 1Connect iPhone to Computer

To begin with, please connect your iPhone to the computer. Select the Unlock iOS Screen option. When your iPhone is detected, click on the Start button.

Step 2Put iPhone into Recovery Mode

Before removing the screen lock from your iPhone, you will need to put your iPhone into Recovery mode first. When your iPhone is in Recovery mode, click on the Next button.

Step 3Download Firmware Package

Here, you will need to download the firmware package to fix the iPhone asking for 6-digit passcode instead of 4. Before downloading, you will need to check the onscreen information and ensure that there is nothing wrong.

Step 4Fix iPhone Keeps Asking for 6-digit Passcode

After downloading the firmware package, TunesKit iPhone Unlocker will start to remove the screen lock from your iPhone. Just wait and you can access your iPhone again within several minutes.

Bonus Tip: How to Change a 6-digit Passcode to 4-digit

If you want to change your 6-digit passcode to 4-digit, you can do the following steps:

Step 1. Launch the Settings app on your iPhone.
Step 2. Select the Face ID & Passcode option.
Step 3. Choose the Change Passcode option. Enter your passcode, then select the Passcode Option.
Step 4. Set up your new 4-digit passcode.

Conclusion

Hope that you can get rid of the iPhone asking for 6-digit passcode after update/factory reset after reading this post. If you have other iOS questions, you can try using TunesKit iPhone Unlocker, or leave us a comment below.