MAC usage tutorial

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。...

Apple's new MacBook series notebooks are equipped with keyboard backlights，Can provide lighting when light is low。However，Sometimes you may encounter a situation where the Mac keyboard light cannot be adjusted。Here are the steps on how to adjust MacBook keyboard backlight brightness： 1. Open System Preferences and click the Apple icon in the upper left corner of the screen，Select "System Preferences"。 2. Enter the keyboard settings in the pop-up interface，Click "Keyboard"。 3. Adjust keyboard backlight settings under the "Keyboard" tab，Uncheck the "Automatically adjust keyboard brightness in low light" option。so，You can manually adjust the brightness of the keyboard light。 Go through the above steps，You can freely adjust the brightness of MacBook keyboard backlight。

MacBook Pro’s Touch Bar is a very handy tool，It can display different shortcut functions according to your needs。but，The default settings may not meet all your needs，You can optimize Touch Bar functionality with custom settings。Here are the steps on how to customize the Touch Bar function bar： 1. Open System Preferences • Click the Apple icon in the upper left corner of the screen，Select "System Preferences"。 2. Go to Keyboard Settings •In System Preferences，Click on the "Keyboard" option。 3. Access Touch Bar settings • In the Keyboard settings window，Click the "Customize Touch Bar" button。 4. Customize Touch Bar functionality •Drag and drop icons：In the custom interface that appears，You can drag different function icons into the virtual area of ​​the Touch Bar。You can select "Frequently Used Functions"、"Control Bar"、"Application shortcut keys" etc.。 •Add or remove features：Click on the function options on the left，Drag them into the Touch Bar to add them。To remove functionality，Just drag it off the Touch Bar。 •Adjust the order：Drag function icons to adjust the order in which they appear in the Touch Bar。 5.Complete setup •After customization is complete，Click the "Done" button in the lower right corner of the window to save the settings。 6. Application-specific settings •You can also set Touch Bar functionality for specific applications。In the "Customize Touch Bar" interface，You can select "Application Shortcuts"，Then customize your own Touch Bar button for each app。 Go through the above steps，You can optimize your Mac’s Touch Bar functionality based on your personal needs，Improve operational efficiency。

Virtual Keyboard is a accessibility keyboard in macOS，It not only provides advanced typing features such as typing suggestions，Also has navigation function。So，How to enable the on-screen virtual keyboard on a Mac computer? 1. In the menu bar in the upper right corner of the screen，Tap the input method menu icon。 2.Select "Show keyboard display program"。 so，A white virtual keyboard window will appear on the screen。You can enter text by clicking on this keyboard。 If you need to close the virtual keyboard window，Just click the red close button in the upper left corner of your keyboard。

on Windows，All software appears on the desktop，Not so on Mac。How to move downloaded applications on Mac to the desktop? Let’s take a look at how to add applications to the desktop on Mac with the editor.。 Method one：Use alias files 1. Open the "Finder" in the Dock，Then open the Applications folder。 2.Select the icon you want to put on the desktop in the application list，right click on it，Select "Make avatar"。at this time，You will see an avatar icon with a black arrow appear next to the software。 3.Drag the alias file to the desktop。Then，You can delete the alias files in the application folder。 Move all applications to desktop 1. in application folder，Press Command+A on your keyboard to select all apps，Then right click and select "Make avatar"。 2.Right click on an empty space of the application folder，Select "Sort by" ->"Add date"。The avatar created will be automatically moved to the top。 3.Scroll down to select all alias files，Then drag it to the desktop。so，All application shortcuts are added to the desktop，Click to launch app。 Method two：Create a soft link using the command line 1. Click the magnifying glass button in the upper right corner of the desktop (Spotlight search)，Type "terminal" and press enter。 2. After opening the terminal，Type ls to list all directories，Then find a directory called desktop。Enter cd desktop to enter the desktop directory，And enter the command pwd to get the path of the desktop。 3.Enter the following command to create a soft link： ln -s /Applications/YourApp.app /Users/YourUsername/Desktop/YourAppLink where /Applications/YourApp.app is the path to the application you want to move to the desktop，/Users/YourUsername/Desktop/YourAppLink is the path to the desktop。 4.After pressing the Enter key，You will generate a soft link file on the desktop。so，The application appears on the desktop。 Through the above two methods，You can easily add software applications to your Mac's desktop。Hope these steps help you。

Friends who often use Mac computers may notice that，over time，Mouse movement becomes a bit slow。actually，This is due to the Mac's default mouse settings。by default，Scroll may not be fast enough on Mac，But with some simple settings changes，You can customize the scrolling speed and other configurations of your mouse in MacOS。 Here are the steps on how to set mouse speed and scroll direction in MacOS： 1. Open system preferences：Click the Apple icon in the upper left corner of the screen，Select "System Preferences"。 2. Select mouse settings：In the System Preferences window，Find and click "Mouse"。 3.Adjust settings： •Scroll direction：Choose "Natural"，Align the scrolling direction with the direction of your finger movement。 •Assist click：Select "Click Right" or "Click Left" to assist clicking an item on the screen (or hold down the Control key for assist clicking)。 •Smart scaling：After enabling，Double-tap with two fingers to zoom in or out of the screen image。 • Tracking speed：Adjust this setting to change how quickly the pointer moves with the mouse。 4. More gestures：in mouse settings，You can also configure more gestures，Like swiping between pages、Swipe between full-screen apps and more。 5. Settings for Apple four-button mouse：If you are using an Apple four-button mouse，You can also adjust the scroll speed、Double-click speed and configure other features such as Control Center and gestures that display app windows。 with these settings，You can adjust mouse behavior on Mac，to better suit personal preferences and work habits。These adjustments can not only improve work efficiency，It also makes your Mac experience smoother and more comfortable。

on Mac，Finder can display recently used documents，But sometimes you may want to hide these records to protect privacy。Here are the steps on how to show or suppress recently used documents in Finder： Unshow recently used documents 1. Open Finder preferences and click the Finder icon (or "Finder") in the upper left corner of the screen，Then select "Preferences"。 2. Adjust "General" settings in the pop-up "Preferences" window，Click on the "General" option。 3. Set the display content of new windows in the "Open when new Finder window" drop-down menu，Select the folders you want to display by default，such as "desktop"、"Documentation" or other。 4. Hide "Recently Used" To hide "Recently Used" items in Finder's sidebar，Click on the "Sidebar" tab。Uncheck "Recently Used"。 5.Apply modifications After modifications are completed，Close the Preferences window。Your Finder will no longer show "Recently Used" documents in the sidebar。 After completing the above settings，Open Finder，You will see recently used documents hidden。 go through these steps，You can easily manage the display settings of recently used documents in Finder，Protect your privacy。

on Mac，Mastering the shortcut keys for text operations can significantly improve work efficiency。Here are some commonly used Mac text manipulation shortcut keys： 1. copy、Cut and paste •Copy：Command + C •Cut：Command + X •Paste：Command + V 2. Undo and Redo •Undo：Command + Z •Redo：Command + Shift + Z 3. Select all、Deselect and select words •Select all：Command + A •Cancel selection：Command + Shift + A •Select the word：Double-click the word 4. Move the cursor •Start of line：Command + Left arrow •End of line：Command + Right arrow • Move between words：Option + Left/right arrow...