I have dead pixel on my samsung mobile
If there is a small dots on your screen, they could be stuck or dead pixels. Having a couple dead pixels is not unusual, and individual pixels are typically unnoticeable.
Download updates manually.
- On your device, navigate to and open Settings.
- Swipe to and then tap Software update, or System updates. It will vary between models.
- Tap Download and install, or Check for software updates. If an update is available it will begin downloading, though you may need to tap Download now on some devices.
Note : If you were having issues before the software update, use the phone or tablet normally to see if the problem has been solved.
Using Safe mode disables all downloaded apps and loads only the original software that came with your phone or tablet, allowing you to determine if the issue is caused by an app or with the phone or tablet.
- On devices with a regular Power key, press and hold the Power key until the Power menu is displayed.
- On devices without a dedicated power button, swipe down with two fingers from the top of the screen to open Quick settings. Tap the Power icon at the top of the screen.
Touch and hold Power off until the Safe mode icon is displayed. Tap Safe mode to start your device in Safe mode. If you've entered Safe mode successfully, you'll see Safe mode displayed at the bottom of the screen.
- Make sure the phone or tablet is connected to the internet and charged to at least 50% before installing a software update.
- Some carriers require a Wi-Fi network connection and will not allow you to update using mobile data.
- If an error occurs during a software update and your phone or tablet keeps restarting.
Navigate to Settings. Search for and select Factory data reset. Tap Factory data reset again, and then tap Reset. Follow the on-screen prompts to complete the reset. You may need to enter your Samsung account password or Lock screen password. The phone or tablet will reboot.
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