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BestFixing Lab

iPhone · 2019

Repairing an iPhone 11 in Barcelona: the non-genuine display alert

This is the model where Apple started warning you on the lock screen itself when the fitted panel is not the one the phone left the factory with.

4,6 out of 5 · 138 reviews on Google

Repair quirk

The alert is informational; losing True Tone is not

Since iOS 13.1, an iPhone 11 whose screen has been replaced shows a message saying it cannot verify the panel is a genuine Apple display. As iFixit documented, it sits on the lock screen for four days, stays in Settings for another fifteen and then retreats to Settings, General, About.

What matters is what the alert does not do: it does not lock the phone, it does not limit calls or apps and it does not dim the display. What genuinely goes is True Tone, the automatic colour-temperature adjustment, because the calibration data travels with the original panel.

It is worth knowing before you decide: the same alert appears even when a genuine Apple screen taken from another iPhone 11 is fitted, because what the phone checks is the pairing, not the brand of the glass. That is why we would rather say it before the repair than after.

What we see most on this model

  • Cracked screen, touch still alive

    The most common repair on this model. Before we start we tell you what happens with the alert and with True Tone, so you do not discover it at collection.

  • Battery under 80 %

    An iPhone 11 in daily use is well past five hundred cycles. The phone also warns when the battery is not genuine, and it works just the same.

  • A dirty or worn charging port

    It charges on and off, or only with the cable at a certain angle. Very often it is compacted lint and no part is needed; the diagnosis shows it.

Before you bring it in

  • Note whether you used True Tone

    Plenty of people have it switched off and never notice it is gone. If you use it every day, it is a fact worth putting on the table before deciding.

  • The alert does not mean a fault

    If you bought the phone second hand and it appears, it does not mean the phone is broken: it means the screen was replaced at some point. It is history, not a diagnosis.

The service this belongs to

This page digs into one specific model. If you want the full picture of what we do with this family of devices, start here:

Similar models with their own page

Frequently asked questions

Can the alert be removed?

It clears itself off the lock screen after a few days and ends up living in Settings, General, About. There it stays as part of the phone’s history, and it does not affect how it works.

Would a genuine Apple screen avoid it?

It would still appear if the panel came from another phone, because what is checked is the pairing between that specific display and your board. It is an Apple decision about repair, not a question of glass quality.

Do I lose anything besides True Tone?

In everyday use, no: calls, camera, Face ID, auto-brightness and apps all carry on as before. If we spotted anything different on your unit during testing, we would tell you before handing it back.

Shall we take a look?

Tell us what’s wrong and we’ll tell you what it is, what it costs and how long it takes. No obligation, and the initial diagnosis is free.

4,6 out of 5 · 138 reviews on Google

Carrer de Fontanella, 14, bajos · 08010 Barcelona — or drop by Fontanella 14, next to Plaça Catalunya

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