What to do if the touch screen of Samsung mobile phone fails

What to do if the touch screen of Samsung mobile phone fails? A complete summary of popular solutions in 10 days

Recently, the issue of Samsung mobile phone touch screen failure has become a hot topic on the Internet. Many users have reported that the device is touch insensitive, partially unresponsive or completely ineffective. This article will combine the hot discussions and data from the entire network in the past 10 days to provide you with structured solutions to help you quickly fix the problem.

1. Analysis of common causes of touch screen failure (based on user feedback data)

2. 6 efficient solutions (with operation steps)

1. Force restart the device
Press and hold the [Power button + Volume down button] for more than 10 seconds until the phone vibrates and restarts. This operation can resolve more than 60% of temporary software failures.

2. Troubleshoot application conflicts in safe mode
① Press and hold the power button to select restart
② When the Samsung logo appears, press and hold the volume down button to enter safe mode.
③ Observe whether the touch screen returns to normal. If normal, uninstall the recently installed third-party application.

3. Calibrate the touch screen (requires engineering code)
Enter [*#0*#] on the dialing interface → select [Touch Screen Test] → follow the prompts to complete the calibration.

4. System update check
Go to [Settings] → [Software Update] → [Download and Install]. Samsung has pushed touch optimization patches for the S22/S23 series in the past 10 days.

5. Hardware detection solution
If there is physical damage to the screen (such as surface cracks, traces of water ingress), you need to back up your data immediately and contact official after-sales service. Third-party repair price reference:

6. After-sales policy reminder
Samsung recently launched an extended screen warranty service for some models: S23 series purchased in 2023 can apply for free testing (proof of purchase required).

3. Effective tips tested by users

① Use alcohol swabs to clean the screen (avoid using corrosive cleaners)
② Remove the phone case and test whether it malfunctions due to compression.
③ Turn off the [Increase Touch Sensitivity] function (Settings → Display → Touch Sensitivity)

4. Suggestions on preventive measures

1. Avoid using your phone in high temperature/humid environments
2. Use the original charger to avoid voltage instability
3. Clean background applications regularly (it is recommended to restart the device once a week)
4. Wear an anti-fall protective case for curved screen models

If none of the above methods work, it is recommended to make an appointment for door-to-door testing services through the Samsung Membership APP. Due to the large volume of inquiries on this issue recently, the official average response time is 48 hours. In emergencies, please call 400-810-5858 for priority processing.