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Blog1 min read

Phone screen flickering: low-brightness flicker or a fault?

If the screen only flickers at low brightness, it is usually down to how OLED screens control brightness and is not a fault. Wavering that changes with brightness, or starts after a drop, points to a loose connection or a panel fault.

Cep Market Repair TeamIn Kadıköy since 2006
Key points
  • Slight flicker at low brightness can happen on OLED screens.
  • Raising brightness a little can reduce flicker.
  • On iPhone, Reduce White Point can help.
  • Wavering that starts after a drop is a sign of a fault.
  • If it shows in a screenshot, it is software.

01Flicker or fault?

SituationLikely cause
Slight flicker only at low brightnessOLED brightness control, not a fault
Wavering regardless of brightnessLoose connection or panel
Started after a dropScreen cable or panel damage
Also visible in a screenshotSoftware or app
Only in one appApp problem

02Reducing low-brightness flicker

  1. Raise brightness a little. Flicker is more noticeable at very low brightness.
  2. iPhone: Reduce White Point under Settings › Accessibility › Display & Text Size lets you keep brightness higher while dimming the screen.
  3. Android: Some models have flicker-free dimming or eye comfort options; menu names vary by model.
  4. Auto-brightness. Check it so the screen does not drop too low in the dark.

03Hardware wavering

If the screen wavers after a drop, coloured lines appear with it, or it changes when you press the screen, the screen cable may be loose or the panel damaged. Causes of wavy lines are in wavy lines on phone screen, and the screen options on our screen replacement page.

Brand › Model › Repair listChoose your model, ask about the faultSamsung models

04How to get your phone to us

Visit our store

Hasanpaşa Mh. Söğütlüçeşme Cd. No: 192 (opposite the mosque car park), Kadıköy. Monday – Friday 09:00 – 20:30 · Saturday 09:30 – 20:30 · Sunday: Please ask.

Send it by post

Free two-way shipping with our contracted carrier from anywhere in Turkey. Send the device without its case, in a well-protected box, with a note giving your phone number and the fault.

Motorbike courier

Within Istanbul you can send your device by motorbike courier; just send us your address and the fault on WhatsApp.

FAQ

Frequently asked questions

01

The screen only flickers at low brightness; is it broken?

Usually not. OLED screens can flicker slightly at low brightness; raising brightness a little helps.

02

The screen wavers after a drop. What should I do?

The screen cable may be loose or the panel damaged; it is checked at the free diagnosis.

03

The wavering also shows in screenshots. Why?

If it is in screenshots too, the problem is software or an app; try updating and restarting.

04

Will a screen replacement delete my data?

Data is usually preserved during a repair; still, you need to back up your data before the repair starts (backups are the customer’s responsibility).

Customer reviews

What our customers say

★★★★★

They replaced the screen of my iPhone 17 Pro Max with an original one within an hour. Emir and Kerem looked after me very well. An amazing business.

Ali E.Customer review · Translated from Turkish
★★★★★

I had the screen and battery of my 14 Pro Max replaced and I am very pleased. Thanks for your work.

Oğuzhan O.Customer review · Translated from Turkish
★★★★★

I think you will be pleased with their approach, their helpfulness and their care.

Our customerCustomer review · Translated from Turkish
★★★★★

This is the place I have shopped at with endless trust and sincerity for 20 years, since the Cep Market days. I am so glad you are here; Teknoway is the only place for me.

Cavidan T.Customer review · Translated from Turkish
★★★★★

A very good business with friendly staff, and they answered every question I had in full. Thank you, Teknoway.

ParlakplaystationCustomer review · Translated from Turkish
★★★★★

A company I have known for a long time that helps in every way it can. I definitely recommend dropping by and at least listening to their ideas and advice.

Murat Y.Customer review · Translated from Turkish
★★★★★

We had a screen protector fitted, and they gave us gifts I think were worth more than the screen protector. Most of all, thank you for the friendly welcome.

Mehmed P.Customer review · Translated from Turkish
★★★★★

Can looked after me very well and fixed the phone flawlessly. Thank you. When the repair was done, I realised I had left my phone with real experts.

Mustafa Ö.Customer review · Translated from Turkish

From our customers’ reviews. All reviews

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Screen flickering?

Send your model on WhatsApp; we check for free whether it is a setting or a fault.

+90 537 958 02 02