MAC system

Many new Mac users don’t know how to type command⌘、Special symbols such as option⌥，Most of the online tutorials are out of date or complicated and difficult to understand.。Today I will share with you a simple and easy-to-understand tutorial，Teach you how to type these special symbols on Mac computers。 1. Open System Preferences •Enter System Preferences，Select "Keyboard"。 2. Enable special symbols option • Check the options in the red box (if already checked, no changes are required)。 3. Display emoticons and symbols •Click the input method icon in the status bar，Select "Show emoticons and symbols"。 4. Custom symbol list •In the pop-up interface，Click the settings gear icon in the red box，Then click "Customize List"。 5. Add technical symbols •In the pop-up interface，Check "⌘ Technical Symbol" in the red box。 6. Type special symbols •Now you can see various special symbols，Double-click the symbol to type it out。 7. Quickly call out symbols •Enter symbols quickly and easily，Follow these steps： •Open System Preferences → Keyboard，Select the "Text" column。 •Press the "plus sign" in the image to add a shortcut code。 • For example： •The input code is “command”，The phrase is "⌘" •The input code is "option"，The phrase is "⌥"

To view system operating information and memory usage on your Mac，You can open Activity Monitor in two ways:： Method one： 1. Open Activity Monitor via Launchpad • Click on the Launchpad icon at the bottom of the screen。 •Find the "Other" folder in Launchpad and click to open。 •Find “Activity Monitor” in the “Other” folder and click to open。 Method two： 1. Open Activity Monitor via Finder • Click the Finder icon at the bottom of the screen。 •In the toolbar on the left side of the Finder window，Click "Apps"。 •Find and double-click the "Utilities" folder on the right。 • Find “Activity Monitor” in the “Utilities” folder and double-click to open it。 Through the above two methods，You can easily open Activity Monitor，Check your Mac’s system running information and memory usage。

Many Mac users may encounter this problem：How to prevent others from viewing files or photos on your Mac? Mac is not like PC where you can hide folders directly，So how does macOS encrypt files? Today I will bring you a tutorial on encrypting files on Mac。 step one：Open Disk Utility 1. Method one：Via the magnifying glass button • Click the magnifying glass button in the upper right corner of the screen。 •Enter “Disk Utility” in the pop-up dialog box，Then press Enter。 2. Method two：Via Launchpad •Click the Launchpad icon at the bottom of the screen。 •Find the "Other" folder in Launchpad and click to open。 •Select "Disk Utility" in the "Other" folder and click Open。 Step 2：Create an encrypted folder 1. Click "File → New Image → Blank Image" in the menu bar in the upper left corner。 2.Enter the folder name in the dialog box，And select the encryption method in the encryption options below。 3.The system will pop up a dialog box，Ask for password and verify。After input is completed，Click the "Choose" button，Then click "Save" at the bottom right of the dialog box。 4.After setting up，Two icons will appear on the desktop。Drag the file that needs to be encrypted to the second icon (the original file will still be in，Finally delete the original file to achieve the encryption effect)。 5.After dragging and dropping files，Right click on the icon，Select "Launch 'Unnamed'"。Finally, click on the encrypted .dmg file and enter the password to view the encrypted file。 Go through the above steps，You can create an encrypted folder on your Mac，Effectively protect your privacy and important files。

Mac computers are our commonly used Internet tools，Sometimes we need to take a break but don’t want to interrupt our current work，So how to lock the screen quickly? Here’s how to quickly lock the screen on your Mac computer，Hope it helps everyone。 Setup steps： 1. Open System Preferences •Click on the Apple icon in the upper left corner of the desktop，Select "System Preferences" from the drop-down menu。 2. Go to Security & Privacy • In the System Preferences screen，Click "Security & Privacy"。 3.Unlock Settings •Click the “General” tab above，Then click the lock icon at the bottom left of the interface。 •Enter the password in the pop-up dialog box and select "Unlock"。 4. Set a password requirement • Select "Require password now" in the "Enter sleep or start screen saver" section，Close the page when finished。 5. Set a screen saver •Return to System Preferences，Click on "Desktop & Screensavers"。 •Select the "Screensaver" tab above，Then click "Trigger Corner" at the bottom right of the interface。 6. Set the trigger angle •In the pop-up trigger angle setting interface，Select a corner as the corner to trigger the screensaver，After the settings are completed, click "OK" on the lower right。 •Now，Move the mouse to the corner you just set to complete the quick lock screen。

QuickTime Player is a pre-installed application on Mac systems，The main function is to play videos，But it can also be used to edit audio。So how to use QuickTime Player to cut and edit audio? This article will introduce the use of Mac’s built-in audio editing software。 1.Open QuickTime Player and click on the launch pad at the bottom of the screen，Select the system's built-in playback software QuickTime Player and open it。 2.Import audio files Drag the audio files to be edited into QuickTime Player，Let go and move on to the next step。 3.Start editing After the audio file is opened，Find the "Edit" column in the menu bar at the top of the MacBook interface，and find "Trim..." from the drop-down menu。 4.Select the clip part and a golden edit box will appear in the QuickTime Player playback window.。Move the selector forward or backward，Move the left and right sides to the part that needs to be cropped。 5.Complete trimming After selecting the clipping part，Click the "Trim" button in the upper right corner of the page。 6.Save the edited audio After editing is complete，Click "File" on the top menu bar of your MacBook，Select "Storage" from the drop-down menu。In the pop-up information filling interface，After entering the relevant content, click the "Save" button in the lower right corner of the page.。 Go through the above steps，You can use QuickTime Player to easily complete audio editing operations。