Reinstall Mac system on old Apple computer?

php editor, new or old Apple computer, reinstall the mac system? This is a problem that many Apple computer users often encounter. As time goes by, the performance of old computers decreases and various system problems occur. Reinstalling the Mac system has become one of the solutions. However, for inexperienced users, reinstalling the system may cause some confusion. In this article, we will provide you with some simple and easy steps to help you successfully reinstall the Mac system and give your old Apple computer a new lease of life.

How to install the mac system back after Windows is installed on mac

Select to switch system after booting: Press the Option key to switch systems is a common method.

On the Apple MacBook Pro, if you want to restore the original MacOS X system after installing the Windows system, you can follow the following steps: First, restart the computer. During the restart process, hold down the "Command R" or "Command Option R" keys at the same time, which will bring you into the MacOS X utility interface. In the utility interface, you can choose to restore the system from a Time Machine backup, or use Disk Utility to repartition and format the hard drive. Select the appropriate option according to your personal needs, and then follow the prompts to restore the original MacOS X system.

To enter the MAC system, you can open the BOOT CAMP icon in the lower right corner, and then click on the bootcamp control panel. Select the "MAC OS" icon under the startup disk, and finally click the "Restart" button. In this way, the next time you turn on the computer, it will enter the MAC system by default.

Hold down the alt (option) key and release it until the system selection interface appears. Then click "window" to enter the Windows system. If you want to set Windows system as the default startup item, press the Enter key. In this way, you will automatically enter the Windows system the next time you start it. The same steps also apply to setting the default startup Mac OS X system, just select "Macintosh HD".

Method: Press and hold the option button when the computer is turned off; then press the power button to turn on the computer; wait for the following interface to appear on your Macbook and then select the mac system.

Under Windows 7 system, you can open the BootCamp application (usually the small gray icon in the lower right corner, maybe hidden in the small triangle), then select the startup disk option, set the system to Mac OS X, and finally click Just hit the restart button.

Super detailed tutorial on reinstalling the Mac system!

When selecting your main hard drive, please make sure you select the system disk, which is usually the built-in hard drive. In the format options, select "Mac OS Extended (Journaled)" or "Mac OS Extended (Journaled)" in English. Then, click the Erase button.

To reset your MacBook Air, hold down the Command and R keys, then press the switch key in the upper right corner again, keeping the Command R key pressed. This will allow you to enter recovery mode and perform corresponding operations.

3. After restarting your Mac, press option command R on the keyboard until the countdown appears on the monitor and wait for the next step.

4. Method/step: Restart the computer. After backing up the computer data, press the command R key while restarting the computer. login account. Select the account for which you know the password and enter the password. Select Disk Utility. After logging into your account, select Disk Utility and click Continue. Erase the disk.

5. Today I will show you the tutorial on reinstalling the system of Apple notebook. The specific steps are as follows: first turn off the Apple notebook, then hold down Command R with your finger, and then press the power key at the same time.

How to upgrade the system of older versions of Apple computers

Upgrading the old version of Mac to system 15 refers to upgrading the operating system of older Mac computers to macOS Catalina (version 15) process.

When updating the system, ensure that the computer's power is above 50%, or directly connect the power cord to upgrade. It takes about an hour to upgrade the system. The latest Mac system currently is OS X 11 El Capitan.

Before following these steps, it’s a good idea to back up your Mac first. From the Apple menu in the corner of the screen, choose System Settings or System Preferences. If you selected System Settings, click General on the left side of the window. Then click "Software Update" on the right.

The operation method is as follows: Tool: Magicbook. Operating system: Windows 10. Programs: System Preferences.

Search for macOS Mojave in the search bar of the Mac App Store, click Download, check "Download available updates" in Advanced, and follow the prompts to download and install to complete the system upgrade. Mac computers in mid-to-late 2012 are all Support upgrade.

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