Cleaning agents HS code classification

List of contents of this article:

• 1,iPhone can't be turned on always shows the Apple logo
• 2、 What should I do with the black screen of iPhone 13?
• 3, How to fix Apple system update error 13.0
• 4, What should I do if Apple 11 can't turn on when white apple appears
• 5, iOS16 guarantee data downgrade card boot LOGO , teach you to successfully repair the white apple returned to iOS15
• 6, What should I do if the iPhone is stuck in the white apple with insufficient memory?

The iPhone can't be turned on and the Apple logo is always displayed

The problem of the mobile phone system may sometimes be caused by an error in the iPhone system. It is recommended at this time. Please try to force shutdown and restart the mobile phone. The specific forced shutdown steps are as follows: first press and hold the volume-down key, then press the volume + key, and then press and hold the power button for a long time, and the mobile phone will be forced to shut down and restart.

The iPhone always shows that the Apple logo can't be turned on, which is generally caused by: system problems and hardware problems.

There are many factors that cause this phenomenon. Generally, the user uses the application that modifies the system, resulting in conflicts between the system and the application, resulting in white apples. Common software formats in iOS devices include PXl, iPA, DEB, etc.

Possible reason 1: System problem One possible reason why the iPhone can't be turned on is a system problem. When the mobile phone system fails or crashes, it will stay in the Apple logo interface after power-on.

The reason why the iPhone keeps showing the Apple logo when it is turned on is that the system crashes. Turn off the mobile phone, press the volume up button, and then press the volume down button. Then press and hold the power button. When the Apple logo appears, release the power button.Continue to press and hold the power button until you enter the iPhone recovery mode.

If your Apple device keeps displaying the Apple logo when it is turned on and cannot enter the system, it may be due to one of the following common reasons: Software problems: It may be caused by software problems on the device. In this case, you can try to force restart to solve the problem.

What should I do with the black screen of iPhone 13?

Wireless LAN switching freeze: This method is the way to successfully solve the inexplicable black screen restart of iPhone13 feedback from online users. Analyzing the reason, it may be due to the opening of the wireless LAN assistant function, which automatically switches between Wi-Fi and the mobile network when the Wi-Fi signal is poor, resulting in the mobile phone to freeze and restart.

The sudden black screen of iPhone 13 may have the following reasons: it may be that the power-on line of the mobile phone is abnormal. You can try to use an external power supply to power the mobile phone and use the electrical connection meter to detect whether there is any change in the display. It may be that the power supply circuit of the battery is abnormal. You can try to use an external interface to power the mobile phone to see if it returns to normal when it is turned on.

Method 1: Force restart iPhone. If your iPhone 13 only has a screen stuck or stuck problem, you can't use the screen to operate or shut down, the fastest way to fix it is to force restart the device.

The reason why the iPhone screen is black but the sound screen is not bright is the screen wiring problem, the battery power is too low, the program is stuck, hardware failure and software failure, etc.Screen wiring problem: The screen wiring is loose or damaged, which may lead to black screen. The solution is to go to a professional repair shop to check the screen wiring and reconnect.

Depleted - Your iPhone may be out of power and needs to be charged. Connect your iPhone to the charger, wait for a few minutes, and then press the power button to try to turn it on. Software problems - Sometimes, software problems will cause the iPhone to have a black screen. You can try to use hard reset to solve the problem.

How to fix Apple system update error 13.0

Network connection problems: Make sure your iPhone is connected to stable Wi-FiOr 3G/4G/5G mobile Internet, or try to connect your iPhone to a stable iTunes for updating. Insufficient storage space: Make sure that your iPhone has enough storage space for software updates.

Clean up storage space: Upgrading the operating system requires enough storage space. You can try to clean up useless files on the device, delete unnecessary applications, etc. to free up storage space. Try to upgrade with iTunes: If you can't upgrade through OTA (wireless), you can try to upgrade with iTunes.

You can try to use other network connections or wait for the network to return to normal and try to update the installation again. Insufficient storage space. Apple updates need enough storage space to be installed. If the storage space of the device is insufficient, it will cause the update installation to fail.

Method 1: Wait for the update to be completed, do not install and then cancel. Method 2: Connect the mobile phone to WIFI, but unplug the phone. Method 3: Or the network connection is disconnected in the route, but the WIFI is still connected, but the Internet cannot be accessed. Method 4: Or keep calling when downloading.

What should I do if the white Apple can't be turned on when the Apple 11 appears

1. Note: If it is the above reasons, it is a hardware problem of the device, and it is recommended to send it to the Apple official website for maintenance.

2. Force restart 1- When the iPhone encounters black screen, white apple, automatic restart, freeze, etc., first force restart. If you can't return to normal power-on, you can take another way.

3. When the battery runs out of power, all the power is consumed. It needs to be charged to 5% before it can be turned on normally. Let the mobile phone charge for a while before trying to turn it on. Software failure. If the current mobile phone battery is sufficiently charged, but it cannot be turned on normally, there may be a problem with the mobile phone software system at this time.

4. Hardware problems: Sometimes, due to hardware failure, the iPhone will not be able to turn on the white apple.The solution tries to restart: long press the power button and volume key of the iPhone to force restart the iPhone. Try to restore: Use iTunes to restore the iPhone to factory settings.

5. The reasons and solutions for the iPhone that can't be turned on and always shows white apples are as follows: the system upgrade failed or an error occurred. You can use iTunes to restore the system and fix iOS system failures. Improper operation of jailbreak, flash and other processes. It directly causes iPhone white apples. There is a problem when using iTunes or iCloud to restore mobile phone data.

iOS16 security data downgrade card boot LOGO, teach you to successfully repair the white apple returned to iOS15

Step 1: Start the Niu senior iPhone repair tool, connect the device to the computer through the data cable, and click "Repair iOS System Problems". There are two repair modes here. Because the warranty data has been downgraded, the iPhone white apple can directly select the "deep repair" mode.

Double-click to open the folder, drop down to find info.plist, right-click the file, and choose to open it with notepad. In Notepad, use the keyboard shortcut Ctrl F to call up the search box, enter the product version to find the file location, change quot10 quot to quot15 quot, and then close Notepad and select Save.

MethodI: Force restart When the iPhone has a white apple due to iOS system failure, or a basic iOS system failure such as a black screen or recovery mode, you can try to force restart first.

Use 91 mobile phone assistant to repair the fault. Connect the iPhone to the computer and see if 91 mobile phone assistant can recognize the iPhone. If 91 mobile phone assistant can recognize your iPhone, open 91 mobile phone assistant - system maintenance - white apple repair tool, After fixing, open the iPhone to see if the problem is solved.

What should I do if the iPhone is stuck in the white apple with insufficient memory?

1. Insufficient memory: When the iPhone memory is insufficient, it is easy to cause the white apple to start up.You can use the iOS system repair tool to repair it. If you want to keep the data repair, you can use DFU mode, which has a higher success rate. If the white apple problem is not solved, use deep repair to solve the white apple problem.

2. The method of the iPhone stuck in the white apple is as follows: in the white apple state, long press the power button + Home button until the black screen state appears, release the finger, and then press the power button again. When the white apple interface appears, release the power button, and then immediately press the plus "+" button of the volume for a long time. Until it is turned on and entered the desktop of the mobile phone.

3. When the iPhone has problems such as white apple, black screen, continuous restart, etc., we should first confirm whether the system has a hardware problem or a software problem. It may be a hardware problem caused by damage to the battery, motherboard, etc., or it may be a white apple caused by insufficient memory.

4. Method 1: Force restart. When the iPhone system suddenly crashes, or other system problems cause the white apple to fail to turn on, you can first choose to try to force restart. If your iPhone is not jailbroken, it is simple to force restart through DFU mode and download the firmware to restore.

5. When the white apple appears, press and hold the switch + home button, let go of the black screen, then press POWER to turn on, and then wait for a while. At this time, it is still a white apple. Press the volume to add and subtract, you can click twice, and then press the two together for a long time. Note that it is still white apple.

6. Force restart: Press and hold the volume up button and the power button until the Apple logo appears, release the button, and wait for the device to restart.