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FaceID not working on iPad Pro 2018 - Screen issue?

EDIT: Well the issue is quite obvious, the iPad is missing two plates inside and one of them is the one that holds the FaceID cable in place... So yeah...

Where can I buy those parts, please ? (and the screws?)

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I basically have this problem.

Now, I don't know what was done with my iPad Pro, because I just bought it 2nd hand. It was sold as a non working but repairable iPad because of a boot loop software issue. I fixed the boot loop issue (and some restore error codes) so now the iPad boots fine.

But I think the seller lied, because it was not only a software issue. I think the screen may have been swapped before the software issue appeared... The iPad shows signs of having be dropped and the screen is not perfectly aligned with the body...

What can cause this issue ?

  • Screen was swapped to cheap Chinese replacement without the daughter board ? This I could check by opening it when I have time
  • FaceId cable was damaged during screen repair. This I would require a tool like iFace...
  • Dot projector was damaged maybe if the iPad fall hard on the ground? This I would require a tool like iFace...

If it is the first one, I am screwed right, since the seller will not have access to the old screen that has the original Apple parts on it...
If it is the other two, I would need to buy extra tools without being sure it is the issue...

Contestado! Ver respuesta Yo también tengo este problema

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Solución Elegida

The cable from FaceID was disconnected because the iPad is missing the two brackets holding the 3 cables coming from the LCD in place. I posted this question by summarizing all the common issues I found searching online but without opening my iPad, because I was waiting for a set of adhesive to arrive. I never would have thought the issue was so simple (and unlikely).

Next time I'll post after opening the device :)

I found the missing parts on eBay, but it was hard to find and only one bundle was left to sell, so lucky lucky

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Respuesta Más Útil

That’s the problem of buying second hand products, you’ve turned repairability problems into accountability problems without having the ability to take or recover from any risks.

If the seller doesn’t refund, accept it as a loss.

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But the iPad works outside FaceID, and I bought it for the price of a "non working iPad", so I just need a way to reenable FaceId by finding where the issue lies.

I will add more details to my post so it isn't confusing. The iPad was sold as non working because of a boot loop issue after the apple logo (not because of FaceID).

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@kriegalex This is a gamble, just like buying miner GPUs. You don't know what happened to it or if you can fix it. Expect to lose instead of profiting for most types of gambles.

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Actually I should have opened it first, before posting, as the issue is quite obvious... I was waiting to receive the new adhesive before doing so :)

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@tomchai not 100% a gamble, the iPad was recognized by the computer, the screen was working, so you know it is not dead, at least it is not a big motherboard issue

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@kriegalex maybe not the whole iPad, but when talking about the Face ID, it is definitely a gamble.

Isn't "not 100% a gamble" just a gamble with different chances?

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If you need help using Face ID to unlock your iPhone or iPad, authenticate purchases, sign in to apps, or if you're asked to enter your passcode, learn what to do.

Check for updates

Update your iPhone or iPad to the latest version of iOS or iPadOS. And make sure that your iPhone or iPad model supports Face ID.

Check your Face ID settings

To check your Face ID settings, go to Settings, then tap Face ID & Passcode. Make sure that Face ID is set up and that the features you're trying to use Face ID with are turned on.

An iPhone showing the screen at Settings > Face ID & Passcode.

Check that nothing is covering the TrueDepth camera

Remove anything that might be covering the TrueDepth camera like dirt, a case, or a screen protector.

If you're using an iPad in landscape orientation, make sure that your finger or palm isn't covering the TrueDepth camera. If it is, an alert might appear at the top of the screen that says "Camera covered" with an arrow pointing at the TrueDepth camera.

An iPhone with lines pointing to the TrueDepth camera, two spots at the top of screen, one on each side of the center notch.

Make sure that your face isn't blocked

Make sure that your eyes, nose, and mouth are fully visible to the TrueDepth camera. By default, Face ID doesn't work if anything is covering your mouth and nose. If you're wearing a face mask and have already set up Face ID with a mask,* make sure that your eyes aren't blocked. You might need to hold your iPhone higher if you're wearing a face mask. If you wear a face mask too high or too close to your eyes, your iPhone might not unlock.

Face ID works with many sunglasses, though Face ID with a mask isn't designed to work with sunglasses. If you're wearing sunglasses designed to block certain types of light, then your sunglasses might be blocking the infrared light used by the TrueDepth camera. Try using Face ID without your sunglasses.

  • You can use Face ID with a mask on iPhone 12 and later using iOS 15.4 and later.

Make sure that you're facing the TrueDepth camera

Face ID works on iPhone only when it's in portrait orientation and you're facing the TrueDepth camera. On iPad, you can use Face ID when your iPad is in any orientation.

The TrueDepth camera has a similar range of view as when you take a selfie or make a FaceTime call. Whether your iPhone or iPad is lying on a surface or you're holding it in a natural position, make sure that your iPhone or iPad is an arm's length or closer (10-20 inches) from your face.

Restart your device

Restart your iPhone or iPad and enter your passcode. Then try using Face ID again.

Add an alternate appearance

For most users, Face ID will continuously learn as they change. If you have an appearance that can look vastly different, you can set up an alternate appearance so Face ID still recognizes you.

To set up an alternate appearance:

Go to Settings, then tap Face ID & Passcode. If asked, enter your passcode.

Tap Set Up an Alternate Appearance.

Look straight into your iPhone or iPad and place your face inside the frame.

Gently move your head to complete the circle. If you're unable to move your head, tap Accessibility Options.

When you finish the first Face ID scan, tap Continue.

Gently move your head to complete the circle for a second time.

When Face ID setup is complete, tap Done.

Reset Face ID

If you still need help, reset Face ID, then set it up again. Go to Settings, tap Face ID & Passcode, then tap Reset Face ID. Next tap Set up Face ID to set it up again.

Get service

If you still can't enroll your face, contact Apple Support.

Only a trained technician should service your device. Improper repair, modification, or use of nongenuine Apple components in the laser systems might prevent the safety mechanisms from functioning properly, and could cause hazardous exposure and injury to eyes or skin.

Regards,

Rachel Gomez

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Sorry, but the issue is not software, I am missing two brackets inside the iPad :)

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