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List of contents of this article:

• 1 ,UEFA Champions League What should I do if the white screen of Apple Macbookpro can't enter the system
• 2, What to do if the Apple computer can't enter the system
• 3, Mac system can't boot repair skills
• 4, What to do if the Apple computer startup has been loading failure
• 5, What should I do if the Mac fails to reinstall the system and can't enter the system?
• 6,mac can't enter the Apple system, can only enter windows

1. Press the option key when starting up to see if there will be a selection interface. If this method doesn't work, In the shutdown state, try shif+control+option. After pressing the three keys, change the power-on button. At this time, the computer will not turn on. Then release it and try to turn it on again.If it really doesn't work, just reinstall it.

2. The recovery steps are as follows: Where is the data lost after the update of the operating system? Determine the location of the data loss, and then use EaseUS Data Recovery Wizard for Mac Pro to scan.

3. Just repair the system. My computer has encountered this situation before. You can try the following steps without being in case: turn on and press F8 to enter the safe mode and exit. Select restart or shut down to turn on, and you can enter the normal mode (repair the registry).

4. Solution: New driver problem. Press and hold the power button to turn on the power first. At this time, the Apple logo will appear on the screen. Do not release the power button and then press and hold the Home button on the home screen until the screen is black.Reason: There is a problem with the computer system.

5. Now the power-on screen is white. You wait for a while to see if you can enter the system normally. If the screen is still white after waiting for a long time, force the shutdown, hold down the power button and do not let go until there is a slight sound and the screen is black. This is shutdown.

6. This is not a problem with Windows 7. It is recommended that you check the settings of MacOSX and BootCamp. If you want to reinstall Windows 7, it is recommended to use the genuine installation CD to install it with BootCamp.

What should I do if the Apple computer can't enter the system

Hello, this situation is generally a system problem, and the system can be restored to normal by reinstalling.Connect the charger and press the Option key when turning on. Press Command+R. Mac automatically restores the network and enters the "MacOS X Utility". Open "Disk Utility".

If the mac system can't enter, do this: first, it is recommended to reinstall the system and reinstall macOS; in the menu bar, select the Apple menu "Restart". When the Mac restarts, press and hold the Command key and the R key until the "macOS Utilities" window appears. Select "Disk Utility", and then click "Continue".

Click "Apply" and click "Partition" in the pop-up window. Exit Disk Utility, go back to MacOS X Utility, and select "Reinstall MacOS X".Click "Continue" to prompt "If you want to download and restore MacOS X, Apple will verify whether your computer is qualified for this". Click "Agree".

There may be a problem with the hard disk. Reset the NVRAM first to see if it can solve the problem. Press option+command+P+R at the same time immediately after power-on. After hearing 3-4 startup sounds, let go to see if you can enter the system.

Mac system can't boot repair skills

The solution to the black screen of Mac computer can't boot is as follows: square Method 1: Reset PRAM when the Mac computer cannot be turned on with a black screen, and press the [Option] key, [Command] key, [P] key and [R] key at the same time for about 20s. During this period, the Mac will make a sound and complete the restart.

Here are several possible solutions: Restart: When the Mac computer cannot be turned on, the first attempt should be to restart. Press the button to close immediately. You can also press and hold the power button continuously to turn off and restart the computer.

Restart the device: If the iPad cannot be activated, you can try to shut down or restart the device, and then try to reactivate it. Because the system will connect to the network after each flash, the iPad needs to be authenticated on the Apple activation server.

What to do if the Apple computer startup has been failing to load

1. The specific methods are as follows: USB disk installation: download a verified system installation disk file and use ultraiso software to make an installation system The unified boot disk can install the system smoothly; hard disk installation: the downloaded Iso file can be decompressed and the system can be installed directly by the hard disk.

2. Restart the Mac computerFor a computer, the easiest way to break down is to restart the computer. There is a popular saying that restarting the computer can solve 99% of computer problems.

3. Check the power connection: make sure that the power cord is plugged into the wall and connected to the computer. You can also try to test with another power cord or socket. Reset PRAM or NVRAM: These two functions store some settings, such as volume and display, which may cause startup problems.

4. If the Apple computer and MacBook keep spinning when it is turned on, it may be caused by a system problem or hardware failure. You can try the following measures: Wait: Sometimes it may take some time for the system to update or install the software, and wait patiently to automatically return to normal. Turn off the power, unplug the power cord and remove the battery.

What should I do if the Mac fails to reinstall the system and can't enter the system?

The solution is to re-download or get the installer and check whether the program is complete. Hardware failure: Hardware problems of Apple laptops may also lead to system installation failure, such as hard disk failure, insufficient memory, etc. The solution is to check whether the hardware is faulty and repair or replace it.

Hello, this situation is generally caused by a problem with the system. Reinstalling the system can return to normal. Connect the charger and press the Option key when turning on. Press Command+R. Mac automatically restores the network and enters the "MacOSX Utility". Open "Disk Utility".

4 You want to try to solve the disk problem that Disk Utility cannot repair. 5 macOS installer cannot recognize your disk or install it on your disk.

Use Apple's built-in network recovery function to install (suitable for unable to enter the system, preferably time-consuming). ( 2) Make a USB flash drive to start and install (suitable for not being able to enter the system, fast but can encounter some problems, which is relatively complicated).

mac can't enter the Apple system, only windows

because there is a problem with the windows system. Therefore, the mac system can be used. So it is suggested to do it in the store. Give me a score.

After power-on, press and hold Option until the system selection interface appears and release it; move the cursor to Mac OS X and press Ctrl; press Enter to enter the Mac OS X system, that is, the system is set to enter Mac OS X by default.

Press alt+command+p+r to start and release it after three times. As long as you keep pressing F8 after booting, the boot menu of WIN7 will come out. At that time, you can return to the "start menu" and select the WIN7 one to enter. This is the easiest way without any tools.