iPhone Screen Flickering While Charging? Causes and Fixes

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If your iPhone screen flickering issue appears mainly while charging, you are not alone. Thousands of iPhone users face this frustrating problem every day. A flickering screen not only disrupts your user experience but can also signal deeper software or hardware problems that shouldn’t be ignored.

Screen flickering during charging can range from mild brightness fluctuations to intense flashing, ghost touches, lines on the display, or full display instability. While some causes are simple and can be fixed at home, others require professional attention.

In this blog article, we will explore why iPhone screen flickering happens while charging, its most common causes, and 12 proven fixes that actually work. We’ll also explain when you should seek expert help from Fixcre iPhone Repair in Bangalore, a trusted name for professional iPhone repairs.

Why Is My iPhone Screen Flickering While Charging?

Understanding the cause is the first step toward solving the problem. When your iPhone screen flickering happens mainly during charging, it usually indicates a power-related issue, but that’s not always the case.

Here are the most common reasons:

  • Faulty charging cable or adapter
  • Non-certified charging accessories
  • Battery health degradation
  • Power fluctuations
  • Software bugs
  • Overheating
  • Display connector issues
  • Water or physical damage

Sometimes, a simple cable replacement solves the issue instantly. Other times, the display assembly, battery, or logic board may need professional inspection.

Common Symptoms of iPhone Screen Flickering

Different users experience flickering in different ways. Some of the most common symptoms include:

  • Rapid brightness changes
  • Horizontal or vertical lines
  • Ghost touches
  • Screen flashing white or green
  • Partial display blackout
  • Touch response delay

If your iPhone screen flickering worsens while charging, there is a strong possibility of power instability.

12 Proven Fixes for iPhone Screen Flickering While Charging

Let’s go through the most effective solutions step by step.

1. Use Original or Certified Charging Accessories

One of the most common reasons for iPhone screen flickering while charging is the use of low-quality or counterfeit chargers.

Cheap cables and adapters can deliver unstable voltage, leading to screen fluctuations.

Fix:

  • Use original Apple chargers or MFi-certified cables
  • Avoid low-cost duplicate accessories
  • Replace damaged cables immediately

2. Try a Different Power Source

Sometimes, the problem is not your charger but the power outlet.

Try:

  • Switching wall sockets
  • Charging via a power bank
  • Charging from a laptop USB port

If the flickering stops, the power source may be unstable.

3. Restart Your iPhone

A simple restart can fix temporary software glitches causing screen flicker.

How to Restart:

  • Hold Power + Volume button → Slide to power off → Wait 30 seconds → Power back on

4. Update iOS Software

If your iPhone screen flickering started after a software update, there may be bugs affecting display performance.

Fix:

  • Go to Settings → General → Software Update → Install latest version

Apple frequently releases patches that improve display stability.

5. Disable Auto-Brightness and True Tone

Automatic brightness adjustments can sometimes cause flickering, especially during charging.

Steps:

  • Go to Settings → Accessibility → Display & Text Size → Turn off Auto-Brightness
  • Go to Settings → Display & Brightness → Disable True Tone

6. Reduce White Point

High brightness levels may trigger flickering on aging displays.

Steps:

  • Go to Settings → Accessibility → Display & Text Size → Enable Reduce White Point → Adjust slider

7. Check Battery Health

Battery degradation is a major cause of iPhone screen flickering during charging.

Check battery health:

  • Settings → Battery → Battery Health & Charging

If your battery health is below 80% or shows service warning, replacing the battery may permanently fix flickering.

8. Remove Heavy Cases During Charging

Thick or low-quality phone cases trap heat, leading to overheating which may cause screen instability.

Remove the case while charging and observe if flickering reduces.

9. Reset All Settings

Incorrect configurations can interfere with display drivers.

Steps:

  • Settings → General → Transfer or Reset iPhone → Reset → Reset All Settings

This will not delete your data.

10. Restore iPhone Using iTunes or Finder

If software corruption is suspected, restoring your device can help.

Steps:

  1. Backup your data
  2. Connect iPhone to computer
  3. Open iTunes / Finder
  4. Select Restore iPhone

If flickering persists, the problem is likely hardware-related.

11. Inspect for Water or Physical Damage

If your phone was dropped, exposed to moisture, or experienced impact, internal connectors may loosen, causing iPhone screen flickering.

Signs include:

  • Flickering worsens when touching the screen
  • Display shifts color
  • Random blackouts

Professional inspection is recommended.

12. Get Professional Repair from Fixcre iPhone Repair in Bangalore

If all the above fixes fail, it’s time to consult professionals.

Fixcre iPhone Repair in Bangalore specializes in advanced diagnostics and precision repairs for all iPhone models.

Why Choose Fixcre iPhone Repair?

  • Certified iPhone technicians
  • Advanced diagnostic tools
  • High-quality display & battery replacements
  • Transparent pricing
  • Fast turnaround time
  • Professional-grade repair standards

Fixcre ensures accurate diagnosis and long-lasting solutions.

Hardware Causes Behind iPhone Screen Flickering

If your iPhone screen flickering continues after software troubleshooting, the problem may lie in internal hardware.

Display Connector Issues

Loose or oxidized connectors can cause unstable screen performance, especially when power fluctuates during charging.

Damaged Display Assembly

Cracks, pressure damage, or defective panels can trigger flickering.

Power IC Failure

The power IC controls voltage flow. Damage can result in screen flicker, rebooting, or charging instability.

Battery Circuit Issues

Faulty battery circuits often cause flickering during charging.

Fixcre iPhone Repair in Bangalore uses professional tools to diagnose and repair these delicate components.

iPhone Models Commonly Affected by Screen Flickering

Although any iPhone can experience this problem, it is more frequently reported in:

  • iPhone 6 / 6 Plus
  • iPhone 7 / 7 Plus
  • iPhone X / XS
  • iPhone 11 series
  • iPhone 12 and 13 series

Each model may show slightly different flickering patterns depending on hardware architecture.

How to Prevent iPhone Screen Flickering

Here are some proven prevention tips:

  • Use original charging accessories
  • Avoid overnight charging
  • Keep battery health above 80%
  • Avoid exposure to water
  • Use high-quality protective cases
  • Update iOS regularly

When Should You Visit a Repair Professional?

You should contact Fixcre iPhone Repair in Bangalore if:

  • Flickering occurs continuously
  • Screen flickers only during charging
  • Touch response is affected
  • Display shows lines or black patches
  • Phone overheats while charging

Professional repair ensures safe resolution without further damage.

Why Fixcre is Trusted for iPhone Repairs in Bangalore

Fixcre is known for delivering high-quality professional repairs with customer satisfaction as a top priority.

Their services include:

  • iPhone display replacement
  • Battery replacement
  • Charging port repair
  • Power IC repair
  • Logic board repair
  • Water damage treatment

Each repair is performed using premium-grade components and strict quality checks.

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