Auto-Brightness Not Working on iPhone? 8 Ways to Fix It (2022)

Auto-brightness has lengthy been a notable iOS function. Geared up with an ambient gentle sensor, the iPhone routinely adjusts the display screen brightness to your present lighting circumstances. As an illustration, if you transfer to a darkish location, the sensor will detect that and decrease the display screen brightness. And if you transfer to a brightly-lit space, it will increase the brightness so that you can have an enhanced viewing expertise. Not simply that, this function additionally reduces pointless battery consumption. That mentioned, it’s not all the time spot-on. At occasions, the sensor could fail to learn the environment appropriately, thereby leaving the display screen both too dim or too vivid. However fret not in case you are going through auto-brightness points in your iPhone, as listed below are some useful ideas that can assist you repair the auto-brightness function not engaged on the iPhone.

Repair Auto-Brightness Not Engaged on iPhone (2022)

What Causes the Auto-Brightness Not Working Challenge on iPhone?

There are a number of causes that may very well be inflicting the auto-brightness to cease working in your iPhone. As an illustration, the difficulty may very well be resulting from a defective or cracked display screen protector, mud clogging the ambient gentle sensor, or an affordable third-party iPhone show alternative. Moreover all these causes, a miscellaneous software program bug may all the time trigger the ambient sensor to glitch out and the auto-brightness not working difficulty in your iPhone.

Finest Tricks to Repair Auto-Brightness Not Engaged on iPhone

1. Clear the iPhone Notch Space

The very first thing you need to do to repair the ill-functioning ambient sensor in your iPhone is to wash the realm round it. The built-in ambient gentle sensor is positioned on the high of the iPhone’s display screen within the True Depth Face ID digital camera system (or famously often called the notch). You should use a comfortable lint-free material to wash the display screen to make sure there is no such thing as a gunk on/ across the sensor.

If a grimy ambient gentle sensor is what was the reason for the auto-brightness not working difficulty in your iPhone, it ought to be mounted now.

2. Flip Off/ On Auto-Brightness

At occasions, a comfortable reset is all it’s worthwhile to resolve the auto-brightness drawback in your iOS machine. So, you should definitely check out this straightforward but environment friendly trick. Right here’s what it’s worthwhile to do:

Open the Settings app in your iPhone and navigate to Accessibility -> Show & Textual content Measurement. Now, scroll right down to the underside and switch off the “Auto-Brightness” toggle.

After that, restart your iPhone, and navigate to the identical settings web page within the step above. Then, activate the Auto-Brightness toggle as soon as once more.

3. Arduous Reset Your iPhone

By eradicating random cache and short-term information, a tough reset is usually in a position to resolve widespread iOS points that may trigger software program options like auto-brightness to not work as meant in your iPhone. Therefore, be certain to check out this nifty hack as nicely.

On iPhone 8 or later: Press and shortly launch the amount up button. Then, press and shortly launch the amount down button. Subsequent, press and maintain the facility button till you see the Apple brand on the display screen. On iPhone 7/7 Plus: Maintain down the facility button and the amount down button without delay till the Apple brand exhibits up on the display screen. On iPhone 6s/6s Plus or earlier: Maintain down each the house button and energy button till the Apple brand seems on the display screen.

4. Take away the Display screen Protector

No resolution above helped resolve the auto-brightness not working difficulty in your iPhone? Properly, attempt eradicating the display screen protector. Not many display screen guards include laser-cut dimensions (particularly the cheaper ones). If the difficulty is persistent, there’s a chance that it may very well be resulting from your display screen guard.

After you have eliminated the display screen protector, examine if the display screen brightness routinely adjusts in keeping with the sunshine circumstances of your environment. If it does, your display screen protector, and never your iPhone, was at fault. And in case you are searching for a brand new display screen protector, you may take a look at the perfect display screen protectors for the iPhone 13 and iPhone 12 lineup proper right here.

5. Strive Turning Off Evening Shift

If the auto-brightness difficulty has not but been solved in your iPhone, we recommend turning off Evening Shift as the subsequent dependable resolution. It could be interfering with the auto-brightness function. For these uninitiated, Evening Shift routinely shifts the colours of your iPhone’s show to the hotter finish of the colour spectrum at evening.

Open the Settings app in your iPhone, navigate to Show & Brightness -> Evening Shift, and switch off the “Manually Allow Till Tomorrow” toggle. The iPhone display screen ought to now return to cooler coloration tones, and the auto-brightness not working drawback ought to be resolved.

6. Get Real iPhone Show Substitute

For those who just lately received your iPhone display screen repaired by an unauthorized service supplier, be certain the show isn’t inflicting the difficulty. Many a time, third-party iPhone shows (particularly the duplicate ones) are discovered to be at variance with issues resembling Face ID (inflicting it to cease working), True Tone, and auto-brightness. So, contact your service supplier to investigate in regards to the show and ask it to make use of a real one, if wanted.

7. Reset All Settings on Your iPhone

If nothing appears to give you the results you want till now, attempt wiping the prevailing settings and returning all of them to manufacturing facility default in your iPhone. This workaround turns out to be useful when coping with complicated iOS software program points. So, we are going to financial institution on it to troubleshoot the irritating auto-brightness not working drawback on our iPhone.

In iOS 15 or later: Open the Settings app in your iPhone -> Basic -> Switch or Reset iPhone -> Reset -> Reset All Settings.

In iOS 14 or earlier: Navigate to the Settings app in your iPhone -> Basic -> Reset -> Reset All Settings.

8. Replace Software program on Your iPhone

Contemplating how buggy current iOS updates have been, you need to by no means rule out the potential of a software program bug inflicting the ambient gentle sensor to cease working as meant. If that may be the case, it may very well be inflicting the auto-brightness function to go haywire in your iPhone. Therefore, replace the iOS software program if auto-brightness continues to misbehave in your iPhone.

Go to the Settings app in your iPhone and navigate to Basic -> Software program Replace. Then, obtain and set up the most recent model of iOS with none points.

[Fixed] Auto-Brightness Points on iPhone

That’s just about it! Has the auto-brightness function returned to regular in your iOS machine? I hope certainly one of these eight options helped repair this irritating difficulty in your iPhone. Tell us the trick that helped you clear up this drawback. And if you realize every other environment friendly hacks or workarounds that may assist repair the auto-brightness not working difficulty on iPhone, be certain to remark them down under.

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