If your Mac system has been upgraded to macOS Mojave，You may encounter such a situation：Although the "system language" is Chinese，But the user login interface is in English。So，How to change the Mac login interface to Chinese? Two methods are introduced below。 Method one：Change language via System Preferences 1. Open System Preferences，Select "Language & Region"。 2.Drag English to the top of the preferred languages list，Then drag Simplified Chinese to the top。 3.Just restart your computer。 If there is no English option in the list，Please follow the steps below： 1.Click the "+" sign in the lower left corner，Select English and click Add。 2.Click "Use English"，Then drag Simplified Chinese to the top。 3.Just restart your computer。 Method two：Change language via terminal 1. Open Launchpad，Go to the "Utilities" folder，Open terminal。 2. Enter command：sudo languagesetup，Then press Return。 3.Enter the current administrator account password (characters will not be displayed when entering)，Press Return。 4.After displaying the list of available languages，Enter the number before the language you want to use，Then press Return。For example，To use Simplified Chinese，enter 4，Then press enter。 5.Close terminal，Restart your computer。 Through the above two methods，You can easily change your Mac login screen from English to Chinese。Hope this tutorial helps you!
Friends who are new to Mac computers，Do you know how to check the system version of Mac and how to upgrade the system version? Here the editor brings you a detailed tutorial。This common sense is very practical for Mac newbies，Collect it quickly! How to check the current system version of your Mac computer 1. Click the Apple logo in the upper left corner。 2.Select "About This Mac"。 This will display the system version number of your Mac computer。 macOS operating system upgrade tutorial macOS 10.15 The official version will be launched on September 25, 2019。If you purchased a Mac computer after October 2019，This new Apple desktop operating system should come pre-installed。Apple's operating system is different from Windows，macOS is free for users to install and update。How to upgrade macOS system for free? Let’s take a look! 1. Open "System Preferences"。 2.Find "Software Update"。 3.Click "Update Now"，Then follow the prompts to complete the upgrade of the macOS operating system.。 Hope these tutorials can help you，Let you use your Mac computer better!
In Mac OS，You may want to view hidden files or file extensions，for file management or troubleshooting。Here's how to show or hide these in Mac OS： Show or hide hidden files 1. Use shortcut keys •Open the Finder。 •Press Command + Shift + .(period) key。 •This will toggle showing or hiding hidden files。If hidden files show，You can hide it by pressing the same shortcut key。 2. Via Terminal Commands •Open Terminal，You can click on the magnifying glass icon on the desktop，Type "terminal" and press Enter to find。 •Enter the following command and press enter： defaults write com.apple.finder AppleShowAllFiles -bool true •Then enter： killall Finder This will restart the Finder and show all hidden files。 If you want to hide these files，Enter again： defaults write com.apple.finder AppleShowAllFiles -bool false killall Finder Show or hide file extensions 1. Settings via Finder •Open Finder。 •In the menu bar，Click Finder and select Preferences。 •In the Preferences window，Select the Advanced tab。 • Check "Show all filename extensions" to display file extensions。 •If you want to hide file extensions，Uncheck this option。 2. From the file information panel •In the Finder，Select a file。 •Right click on the file，Select Show Info or press Command + I。 •In the Info panel，Expand the "Names and Extensions" section，You can manually adjust the display of extensions。...
in macOS，By default，You cannot directly view the size of a folder in Finder's list mode.。But you can follow these steps to set it up，Makes it possible to display the size of folders in a list： 1.Open Finder and go to the folder you want to view。 2.Select "Show" in the menu bar > "Show Options" (or just use the shortcut Command+J)。 3.In the pop-up options window，Check "Calculate all sizes"。 4.Close options window。 Now，You can see the actual size of the folder in Finder's list mode.。It should be noted that，This setting is for a single folder，If you want to show size in other folders，Need to repeat the above steps。
Optimize content：Sometimes problems occur in macOS or computer components，as time goes by，they may gradually worsen，or suddenly。 Sometimes before these problems become major issues，Your Mac will send out warning signs 。You need to pay close attention to the operation of the system。We'll show you some common warning signs ，and discuss how to solve these problems in the following sections。 1.Mac won't turn on when you press the power button on your Mac，nothing happened。No power light，no sound，And the screen is completely black。 don't panic，Just try the following steps to diagnose the problem： • Check power connection，Make sure both ends are secure。Next，Check the wires for damage，Then try using a different charger or outlet。 • Check the video output cable connection to the external monitor (if applicable)。Also try increasing the brightness of your monitor，to ensure that its brightness is not too low。 • There may be something wrong with your accessory。Unplug all peripherals except keyboard and mouse，Then try to start。Plug in peripherals after reboot，see if everything is normal。 • Restart power。On a modern MacBook，Press and hold the power button for 10 seconds。If your Mac is running，It will cut power and force it to reboot。On a desktop Mac，Unplug the cable，Then wait ten seconds。Then plug in and reboot。 2.Mac gray screen during startup after turning on the power of Mac，A series of startup events will occur，until the login screen or desktop appears。But if the startup process gets stuck，no matter how long you wait，will only see a solid gray screen or a screen with symbols。 based on what you see，Follow the instructions below。 Normal gray screen If there is only a simple gray screen at startup，Please do the following： • Peripheral failure is the main cause of gray screen problem。therefore，You should remove all wired accessories，Then hold down the power button to shut down your Mac。Plug in a peripheral after every reboot to find the culprit。 • Try booting in safe mode。If your Mac completes the startup process here，Please reboot in normal mode and verify that the boot drive is functioning properly。 • If safe mode startup fails or gets stuck，then reset the NVRAM and SMC settings as previously described。 • RAM with incorrect specifications can also cause the screen to turn gray。Remove any RAM you recently added，then restart。 • Hold down Cmd on startup + R key，Restart your Mac in recovery mode。Then，Repair your boot drive using Disk Repair Utility。 gray screen，No disk icon If there is a folder with a flashing question mark on the gray screen，It means that your Mac cannot find a valid boot volume.。but，When it displays the "Do Not Enter" symbol，Indicates that your macOS installation is corrupted。 To resolve this issue： • Sometimes your Mac forgets the boot volume，and temporarily display a flashing question mark。To resolve this issue，Go to the Startup Disk pane in System Preferences，Then reselect the boot volume。 • Start your Mac in recovery mode。In the Apple menu，Check if you can see the boot volume。if not，There is probably a problem with the boot disk。Run a disk repair utility to resolve this issue。 •...
There are always people complaining after updating Mac to system 10.14 or above，Serious power consumption problem in standby mode。Recently I also encountered this problem：After it is fully charged, close the lid.，The battery dropped by 70% or 80% the next day.，sometimes even more。So，How can we solve this problem? The editor will share two practical Mac setup tips，Help everyone alleviate standby power consumption。 1. Adjust energy saving settings in System Preferences，Find the "Energy Saver" option： •Turn off monitor time setting：In the battery and power adapter options respectively，Shorten the period of time when the display is turned off。This reduces the display brightness time，Thereby reducing the battery consumption rate。 •Disable automatic sleep：Uncheck "When display turns off"，Prevent the computer from automatically going to sleep" option。This prevents the computer from going to sleep prematurely when not needed，thereby reducing energy consumption。 2. Set Do Not Disturb mode in System Preferences，Find the "Notifications" option： •Enable Do Not Disturb mode：In Do Not Disturb settings，Check "Enable Do Not Disturb when display goes to sleep"。This will block incoming calls and notifications when your computer goes to sleep.，Also reduce background application activity，Further save power。 Through the above two settings，You can effectively reduce the power consumption of your Mac in standby mode，Improve battery life，Make your MacBook experience smoother and save power。
In MacOS，The AirPlay function allows users to stream audio via Wi-Fi networks、Video and screen content from an Apple device such as iPhone、iPad、Mac) to another compatible device (such as Apple TV、Smart TV、sound system)。The following is a detailed explanation and requirements for Mac AirPlay function： Detailed explanation of AirPlay function on Mac AirPlay function enables watching movies on Mac、Presentations or music can be more easily transferred to other supported devices，No need for traditional cables or plug-ins。 Main features and benefits： 1. multimedia sharing： •Can stream audio and video content from your Mac to AirPlay-enabled devices in real time，Such as Apple TV or compatible smart TV。 2.screen mirroring： •Supports mirroring your Mac’s screen content to a display device that supports AirPlay，Convenient for presentation、Show content or watch a movie。 3.audio extension： •In some cases，You can also extend your Mac’s audio output to multiple AirPlay devices，Create multi-room audio experiences。 Equipment requirements： To use AirPlay on Mac，Need to meet the following basic requirements： •Hardware requirements：Mac must be an AirPlay-enabled device，Typically Mac models from 2011 onwards support AirPlay。 •Software requirements：Requires the latest version of macOS operating system to be installed，and make sure the system and all related applications are up to date。 •Network requirements：Mac and AirPlay device must be connected to the same Wi-Fi network。Stable Wi-Fi connection ensures smooth media transfer and screen mirroring experience。 Usage steps： 1.Connect devices： • Make sure your Mac and target AirPlay device are connected to the same Wi-Fi network。 2. Enable AirPlay： •In your Mac’s menu bar or Control Center，Find the AirPlay icon or option，and select the device to connect to。 3. Select content to play： •Turn on audio、Video file or display screen content，Then choose to transfer it to the target device。
The startup screen may vary depending on your Mac model、Varies depending on factors such as operating system (macOS)。Some screens, such as the ban sign or question mark, mean you need to solve a problem first，Then the Mac can complete booting。For all Mac models，When you see the Finder menu bar、Desktop and Dock，This means that the startup is complete。today，The editor of MacW will take you to understand what the various interfaces displayed when Mac starts up represent.。 1. Forbidden symbol A circle crossed by a line or slash means that the selected startup disk contains a Mac operating system，But it's not macOS for your Mac。You should reinstall macOS on this disk。 2. Question mark A folder with a question mark means that the selected startup disk is not available，or does not include Mac OS。Learn how to fix problems with flashing question marks。 3. Blank Screen It is normal to have one or more blank screens during startup.。it may be black、grey、blue，It could also be a desktop picture。If no image appears on the screen after a while，Make sure your display is on、Connected and brightness turned up。 4. Apple Logo Your Mac displays the Apple logo after finding the local startup disk，This disk is the Mac's built-in startup disk or is directly connected to the Mac's startup disk。If your Mac cannot find your local startup disk，then it will try to use a network boot disk if one is available。As the boot process continues，You should see a progress bar or indicator showing the circle (which may or may not contain the Apple logo)。This screen may alternate with a blank screen multiple times。 If you're updating or reinstalling macOS，then this stage may take longer to complete。As the installation continues，The progress bar may move slowly and pause for a long time。Find out if your Mac seems to be stuck on this screen during the installation process or just after the installation is complete，what to do。 5. Rotating Earth When using a network boot disk，Your Mac displays a spinning globe instead of the Apple logo。When launching from macOS recovery function over the Internet，There will also be a rotating earth。As the boot process continues，You should see a progress bar，It may alternate with a blank screen multiple times。 6. Earth with warning symbol when your Mac tries to boot from macOS Recovery over the Internet and fails，You may see a globe with an exclamation mark。Your Mac may not be able to connect to the internet，Or it might be using a network configuration that's incompatible with macOS recovery features。Please try the following solutions： – Use Command-R on startup to try to use the built-in macOS recovery system，Rather than booting from macOS recovery over the Internet。 – Connect to the Internet using Ethernet instead of Wi-Fi，vice versa。 – Connect to the Internet from another network。 – Please try again later，Because the problem may be temporary。 7. Lock icon If your Mac uses a firmware password，then when you try to download a file from another disk or volume such as，external drive or macOS recovery) a lock icon appears when starting。Please enter your firmware password to continue。 8. PIN code to lock your system if your Mac is locked remotely via the Find My feature，then your Mac will ask for a PIN。Please enter a four-digit or six-digit password to continue。 9. Login window In the login window，Enter your user account password，to log into your Mac。If FileVault is open，then this action will also unlock your disk。You may see the default desktop picture in the background，After you select your account，This image may be changed to a desktop image of your choice。 By understanding these launch screens，You can better solve problems you encounter when your Mac starts up，Make sure your Mac starts up smoothly and works normally。
