Ipad Pro 2018 11" - Screen Protector Issue

So here's a question that has left me baffled. I have a new 11" Ipad Pro and all good.


However, after applying a Face ID friendly glass screen protector, (I've tried about 5 different brands) in certain lighting conditions the touch screen does not respond. If I then put my hand over the sensors it responds perfectly.


Just to add even if I only stick a screen protecor on half of the ipad completely avoiding the sensors the same issue happens when trying to work on the protector side but not on the part of the screen that remains uncovered.


Without the screen protector on all works perfectly. Its pretty annoying though because it happens a lot.


If anyone can explain or fix this I'd be very grateful. I note on a lot of Amazon reviews that people complain that screen protectors impact sensitivity of the screen but I wonder if they have the same problem as me with the sensors??


I also spoke with Apple support and they had no idea what could be causing it.

iPad Pro 11-inch, Wi-Fi, iOS 12.1

Posted on Nov 30, 2018 10:57 AM

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Posted on Jan 15, 2019 4:46 PM

Take the screen protector off and return it to Zagg for refund. There are loads of comments that Glass screen protectors simply don't play well with the new Liquid Retina Display on the new Pro models. Apple doesn't even sell one. Best Buy only sells one and the reviews aren't very good. Until someone makes one that doesn't interfere with Apple Pencil or touch, my 2018 Pro 11 will NOT have a screen protector.

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Question marked as Top-ranking reply

Jan 15, 2019 4:46 PM in response to debbygun

Take the screen protector off and return it to Zagg for refund. There are loads of comments that Glass screen protectors simply don't play well with the new Liquid Retina Display on the new Pro models. Apple doesn't even sell one. Best Buy only sells one and the reviews aren't very good. Until someone makes one that doesn't interfere with Apple Pencil or touch, my 2018 Pro 11 will NOT have a screen protector.

Jan 24, 2019 9:27 AM in response to Rick600

[Fireproof Suit on... 🙂]


I suspect there may be several versions if the Zagg Glass+ for the 2018 iPad Pro models in circulation - which one you have is likely to influence its impact on FaceID and your own results.


It is my understanding that the original iteration (now pulled by Zagg) was a continuous glass plate that covered all the front-side cameras/sensors - this being similar to that successfully released (and currently in circulation) for the 2017 10.5” iPad Pro (which never had problems with the Zagg Glass+).


The original version for the 2018 iPad Pro models was rapidly withdrawn from sale - due to it inhibiting facial recognition - but some original version stock may still be held by retailers.


A second iteration of the Zagg Glass+ for the 2018 iPad Pro models features a cutout “notch” that does not cover the FaceID sensors. This second version, apparently, does not impact nominal performance of FaceID. However, in common with all glass screen protectors currently in circulation for the 2018 iPad Pro models, a seperate unrelated issue exists with the touch screen - which apparently doesn’t work. This latter issue is not of Zagg’s making - but is an issue apparently characteristic of the new screen type utilised in the newest iPad Pro models.


In the interest of keeping peace, I hope this explanation offers a possible explanation as to why those of you with the Zagg product may be seeing differing results.

Jan 15, 2019 5:18 PM in response to lobsterghost1

I found that touch sensitivity was OK with the Zagg Glass+ with the iPad 11" as long as: 1) I had the iPad in my left hand in its OtterBox Symmetry 360 case and used my right hand to prod and probe it; or 2) had it on a desk top in the case and put a finger anywhere around the edge on the case; or 3) with no case in my hand; or 4) laying on a desk top or tablet stand with no case and touched one finger anywhere on the metal frame.


I believe the problem is with the dielectric constants of various types of glass. They are generally higher than that for many plastics. Do a search on Google for "capacitive". A nice Wikipedia explanation will popup.


With a glass screen protector there isn't sufficient capacitance of a just finger tip. You need the rest of your body to provide enough capacitance to make the capacitive touch work.


I imagine Apple didn't try screen protectors during development.

Jan 8, 2019 1:12 PM in response to Nismo216

Nismo216:


What is a "Supcase"? But it doesn't surprise me if the screen protector is part of the case and not adhered directly to the screen. I tried using OtterBox Defender iPhone and Samsung Galaxy phone cases with their built in plastic screen protectors. Same problem. Plus dirt would get caught between the screen and screen protector. I had to cut out the plastic one with an Xacto blade and apply a glass one directly to the screen. You can try removing the plastic screen protector.


The problem seems to be a capacitive dielectric one. The capacitive touch of the "Liquid Retina" screen in the iPad Pro 11 is affected by a glass protector. It now needs both of my hands to provide enough capacitance to register a "touch"‚ my left hand to hold the iPad (with or without a case) and my right index finger to poke and prod the screen.


And I am having a devil of a time typing this. Half the key strokes aren't recognized or the adjacent letter is entered. I was holding the iPad from the back of the case. If I peel the left side of the case back slightly and touch the iPad's metal frame with my thumb it is much better.



Jan 10, 2019 6:53 PM in response to MrGadgetMan

Well thank god I found this thread because I also am having this problem. I've tried multiple branded screen protectors and this issue keeps coming back to haunt me. I even just bought the brand new Otterbox Defender and still have the problem. BUT... if I touch the bare frame of the iPad boom, problem disappears. I am thinking this is a static electricity buildup problem. When you touch the frame you effectively ground out the iPad and it works. I don't know what to do... it's so dumb. APPLE PLEASE FIX THIS ISSUE OR RECALL THESE IPADS AFTER YOU HAVE FIXED THEM. I guess for now I will just have to guard the screen with my life.

Jan 23, 2019 5:28 AM in response to LotusPilot

The current Zagg Glass+ glass screen protector does not interfere with Face ID. I had one on my iPad Pro 11". You have to install it so it does not cover the two essential Face ID components at the top. The current opening is almost too small. You need to setup/calibrate Face ID after installing the Zagg. Reset any Face ID profile that was made before installing the Zagg. The opening on the Zagg should be greater than the width of the five devices in the front camera/Face ID assembly at the top like it is on several other brands of screen protectors. This makes alignment less critical.


However, the Zagg and other glass screen protectors seriously mess with the touch sensitivity of the new iPad Pros. I believe this has to do with the dielectric properties of glass versus plastic film ones.

Jan 7, 2019 4:41 PM in response to Rick600

The only way to get Apple to, DIRECTLY, listen to you is to use their feedback portion of their website.


iPad Feedback


http://www.apple.com/feedback/ipad.html


Cognizant Apple employees read ALL feedback generated from all of the various feedback pages and transfers the data to the and responsible Apple teams and personnel , but NO Apple employees will ever respond with any type of direct, individual replies from the feedback you post.


The more users that post product feedback about any product issue, the faster Apple is made aware and starts working on a fix/solution for a future software update.


Also, you may want to phone contact Apple, directly in Cupertino, California, and calmly talk to an Apple customer service employee about this issue via the link below.


Contact - How to Contact Us - Apple



Good Luck to You!

Jan 15, 2019 5:04 PM in response to debbygun

You need to re-calibrate FaceID after you put on the Zagg screen protector if you set it up before with no Zagg screen protector. The Zagg covers the non-essential sensors but the other two important ones are exposed. FaceID worked just fine with the Zagg Glass+ on my 11". However this won't solve the touch sensitivity issues. Both the 11" and 12.9" 2018 iPad Pros have issues with glass screen protectors.


I had unused Belkin and Tech Armor ones from an iPad 9.7 and a Samsung 10.5 tablet and tried them and there were no apparent issues with touch sensitivity. However, the plastic ones are not as smooth as a glass one and they love finger prints.


Apple does not sell screen protectors for any iPad but has plastic film and glass ones for the iPhones. Must be something there.

Jan 24, 2019 9:44 AM in response to LotusPilot

Take your fireproof suite off. You never need one when you provide facts that are actual. Zagg released a glass screen protector for the new iPad Pro's. They were pulled when they caused so many negative reviews and just had a little opening for the Selfie Camera, but covered the other sensors. It was re-released with a wider opening to include the sensors, but it's still not a good solution for the new screens on the Pro's as it interferes with touch. And iPad is after all about touch.


Until someone comes out with a screen protector, which can't interfere with FaceID, which can't interfere with touch and can't interfere with my Apple Pencil, my iPad screen will not have a screen protector. I have yet to see where anyone has figured this out. I doubt even Zagg will be able to create a glass protector that doesn't have issues, unless they figure out a composition which mimics the actual properties of the new iPad screens.

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Ipad Pro 2018 11" - Screen Protector Issue

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