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After the mobile phone is turned on normally, it cannot enter the system normally, which is likely to be caused by a problem with the mobile phone system.
Users can try to enter the recovery mode to flash the phone to fix the phone system glitch.
Then enter the card mode, that is, the recovery interface, to shut down first, press the volume and power button until the recovery interface appears, each brand of models will enter the recovery mode will be slightly different, it is recommended that users search for the model.
Before flashing, you need to double wipe, in fact, it is to clear the data, cache, and restore it to the exit mode.
Select the fifth option, install zip from sdcard.
The phone will automatically execute the flashing procedure, and the phone will automatically enter the system when the flashing is completed.
If the flashing cannot be completed or the system cannot be accessed after flashing, it is likely that the hardware is faulty, and it is recommended that the user send the mobile phone to the brand's customer service for testing and repair.
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You mean that if the touch screen vibrates, you can change it in the settings.
If you say that the phone is fine with convulsions and vibrations, it generally can't be solved by flashing the phone, but you can try. If it doesn't work, it means that there is something wrong with the hardware of the mobile phone, which is a hard injury!
Suggestion: 1. The contact problem between your mobile phone vibrator and the motherboard, if it is only a bad contact, there is no need to replace the parts. Therefore, the general maintenance only charges manual fees, which is about 20-30 yuan.
2. The problem of the motherboard circuit can only be understood by disassembling and inspecting it specifically.
I hope mine can help you.
Good luck
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Flash it. Look for tutorials.
Love machine control has.
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Summary. When the Samsung phone is powered on and off, a brief vibration prompt appears is a system default phenomenon, which is normal, and this vibration prompt does not support change.
When the Samsung phone is powered on and off, a brief vibration prompt appears is a system default phenomenon, which is normal, and this vibration prompt does not support change.
If it is a key vibration and a beep, it can be turned off.
How to set the key vibration on the phone:1Settings - Sound & Vibration - Vibration Feedback (or Haptic Feedback) - On Off; Part of the phone operation:
Settings - Sounds & Notifications (Sounds) - Vibration Feedback (or Haptic Feedback). 2.Samsung input method key vibrate:
Info page - Click on the gear icon in the Samsung Keyboard Mega - Button vibrate (vibrate) - Turn on Off.
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Samsung phones do not come with an unlock vibration function, if you vibrate when unlocking, please check whether the third-party software in the phone has this setting.
1.Input method key tone: Settings - (My Device Control) - Language and input - Samsung input method right gear - key tone - uncheck.
2.Dialpad Key Tone: Settings - (My Device) - Sound - Dial Keyboard Tone (Keyboard Tone) - Uncheck.
3.Touch button sound: Settings - (My Device) - Sound - Touch sound - Uncheck.
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Disabling NFC with Bixby is an unlocking vibration caused by NFC.
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Samsung mobile phones are generally recommended to carry out the following steps for troubleshooting and processing:1Try 2 after re-powering and off
Pull down the top curtain menu to see if there are any unread messages. 3.Check if there is a set reminder for an alarm clock or calendar3
Back up your phone's data (books, text messages, multiple files, etc.), restore factory settings or send your phone to the nearest service center for testing and further processing.
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Replace a phone battery of the same model for testing.
Remove the battery, clean the metal contacts of the battery with an eraser and test.
Take out the SIM card and SD card at the same time, and then press the power button for more than 10 seconds to test whether it can be turned on.
Take out the battery, charge the battery with the universal charger for about 30 minutes, put it in the phone, and test whether it can be turned on.
If it still can't be turned on, there may be a problem with the system program or hardware, and it is recommended that you send your phone to a professional mobile phone store for repair.
Precautions for smart phones.
1. Viruses. Smartphones, like the desktops and laptops we use every day, are based on an open platform, so it is only a matter of minutes to get a virus. For this reason, backing up important data at all times is a must-do when using a smartphone.
2. Crash. Since it is an open operating system of the same nature as desktop Windows XP, it is not uncommon for it to crash due to interference from illegal programs. So it's best not to install all kinds of application software arbitrarily.
In addition, if there is more software and more documents, the data reading and writing speed of the mobile phone will also be slowed down, which is the same as the "crash".
3. Power consumption. The power consumption of the CPU, screen and other hardware of the smartphone cannot be ignored, and the hardware can easily run out of power, and the current smartphone is becoming more and more fashionable and thin, and its small battery capacity is even more pitiful. There is no solution in this regard, only to remind smartphone users not to play with their mobile phones all the time.
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Usually there are two types of black screens:
It can also be subdivided into two types:
One is that there is a problem with the software itself, the software itself is unstable, or it does not match the mobile phone system, etc., this is easy to solve, and you can uninstall it;
The second is the conflict between software mining and software, this solution to the draft scatter is a little more troublesome, you need a software to install and uninstall the experiment under the key skin is the problem of that software, find it, uninstall it, the problem can be basically solved.
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I've been making mobile phones for 3 years, and common motherboard problems are the basic cost of your mobile phone.