MAC usage tutorial

In macOS 10.15 (Catalina) and below，The system restricts the installation of non-App Store downloaded applications by default to improve security.。If you need to install third-party software from non-App Store，You can follow the steps below： How to install non-App Store software Note：The following steps only work on macOS 10.15 and below 1. Open "System Preferences" and click the Apple icon in the upper left corner of the screen，Then select "System Preferences"。 2. Go to Security & Privacy settings in the System Preferences window，Click "Security & Privacy"。 3.Unlock Settings In the lower left corner of the Security & Privacy window，Click the lock icon to unlock settings。You will be prompted to enter your administrator password。After entering the password，Click "Unlock"。 4. Allow apps from any source In the "Allow apps downloaded from" section，You will see three options：App Store、App Store and identified developers。Select "Any Source"。(Notice：In macOS 10.15 and above，There may not be this option。If this option is not available，Other solutions you can try，To bypass this restriction, use right-click on a file。） 5. Re-lock settings Click the lock icon in the lower left corner，to lock settings and protect your security settings。 6.Install software now，You can double-click and run apps downloaded from other sources。If you encounter the "Cannot open the application" prompt，Please right click on the application icon，Select "Open"，Then click "Open" to confirm you trust the app。 go through these steps，You can install software from non-App Store in macOS 10.15 and below。

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。

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...

Many friends who often use PS know that，PS brushes can be added by yourself。After you download some beautiful brush materials from the Internet,，How to import them into PS? The following is a detailed introduction to several methods of importing and installing PS brushes.。 Method one：Double-click to install Double-click to install： Download and save the brush file in “.abr” format。Then，Double-click the downloaded .abr brush file，can be automatically imported into Photoshop。 Method two：Drag and drop installation Drag and drop installation： Drag the downloaded ".abr" brush file directly into the open Photoshop window，Quickly install and import。 Method three：Import into the brush and open the brush panel： in Photoshop，Click "Window" on the top menu bar，Then select Brushes to open the Brushes panel。 Import brushes： Click the "≡" icon in the upper right corner of the brush panel，Select Import Brushes。 Select brush file： In the pop-up dialog box，Find and select the ".abr" brush file you downloaded earlier，Then click Open，can be successfully imported into Photoshop。 Through the above simple methods，You can easily import the downloaded brush materials into Photoshop for Mac，Have fun creating!

The navigation area at the bottom or sidebar of Apple's Mac computers is called the "Dock" or "Dock"。If you use certain software frequently，You can put them on the Dock，for quick start。If you no longer need certain software，It can be removed from the Dock。Let’s take a look at how to add or remove applications on the dock in Mac systems。 Add software to the Dock Method 1： 1.Click on the black rocket icon (Launchpad) in the Dock。 2.Launch an application you want to keep in the Dock。 3.After the software starts，Its icon will appear in the Dock。Right click on the icon，Select "Options" -> "Keep in Dock"。 Method two： 1.Open Launchpad (can be opened by clicking the rocket icon in the Dock)。 2.Find the software you want to add to the Dock，Long press the app icon。 3.Drag the app icon to the appropriate location on the Dock，to pin it to the Dock。 Method three： 1.Open the Finder，Click on the "Applications" folder in the left sidebar。 2.Find the software you want to add to the Dock in the Applications folder。 3.Drag the software icon directly to the dock。After placing，The app will automatically reside in the Dock。 Delete software on the dock 1. Move the mouse cursor to the application icon in the dock that needs to be deleted。 2.Press and hold the app icon，Drag to an area of ​​the desktop outside the Dock，until the "Remove" prompt appears。 3.Release mouse，The app icon will be removed from the Dock。 Notice：Removing an app icon from the Dock does not uninstall or delete the app，Just remove it from the Dock，The application remains in your Applications folder。 Through the above methods，You can easily manage apps in the Dock，Add frequently used apps or delete app icons you no longer need。Hope these steps are helpful!

Many new users may encounter problems with software not opening when switching from Windows to Mac，Especially after decompressing the RAR file。This is usually caused by a loss of permissions on the executable file。Here is the solution，Take AKVIS ArtWork as an example： 1. Show package contents： Right click on the software，Select "Show package contents"。 2. Find executable file： In the window that opens, open "Contents – MacOS”，Find a file like "ArtWork_std" or "Plugin Installer"。They may appear as files of unknown type。 3. Repair permissions using Terminal： •Open Terminal application。 •Enter the following command：chmod +x (note there is a space after chmod)。 • Drag and drop the file found in the previous step (e.g. "ArtWork_std") into the terminal window，Then press the Enter key。 4. Verify changes： The terminal will display a message after successfully executing the command，At this point the file icon should have changed to the black icon of the executable file。 5. Reopen the software： Now，Try reopening the software，It should be able to be used normally。 with these simple steps，You can solve most cases where the software cannot be opened due to permission issues。Hope this helps anyone who is experiencing this issue!

When your Mac is low on disk space，You may need to clean up your user folders of files you no longer need，Such as documentation、Downloads and desktop files。Here are the detailed steps on how to delete these files，Hope it helps you solve the problem： Right click delete： Right click on the file，Select "Move to Trash"。 Drag to Trash： Hold down the left mouse button and drag the file to the Trash icon at the bottom of the screen。 Use shortcut keys： After selecting the file，Press Command + Delete key combination，to move the file to the Trash。 With these simple steps，You can quickly clean up files you no longer need，Free up disk space。

Computers are almost indispensable in our daily lives，And network connection is an important part of daily work and entertainment。For users using Windows systems，The disconnect may simply disable local connections。But for novices who have just come into contact with Mac，how to get it right、Easily disconnecting your Mac from the Internet may still be a mystery。don’t worry，Here are some simple and practical methods for disconnecting Mac computers from the Internet.，Allows you to easily disconnect from the network。 Method one：Use the network settings that come with the Mac system. Click the Apple icon in the upper left corner of the screen.，Select "System Preferences"。 in the pop-up window，Click "Network"。 In the list of network connections on the left，Select the network connection you want to disconnect (such as Wi-Fi or Ethernet)。 Click the "Advanced" button in the lower right corner。 in the pop-up window，Select the TCP/IP tab，Then click the "Configure IPv4" drop-down menu in the lower left corner，Select "Turn off IPv4"。 Click "OK" to save settings，Your Mac will disconnect from the network。 Method two：Use shortcut keys to quickly disconnect from Wi-Fi if you just want to disconnect from Wi-Fi，You can use shortcut keys for quick operations。Press Option + Click the Wi-Fi icon in the upper right corner of the screen，A menu will pop up，Select "Disconnect from Wi-Fi"。 Method three：Use third-party network management tools in addition to the network settings that come with the Mac system，You can also choose to use third-party network management tools to manage network connections more flexibly。These tools usually offer more features and options，Can meet your more complex network needs。You can search for network management tools suitable for your Mac computer in the App Store or online。 Through the above methods，I believe you have mastered how to easily disconnect your Mac computer from the network。Whether you need to disconnect from Wi-Fi or other networks，You can choose the appropriate method according to your own needs。Remember to reconnect to the Internet when needed!

Excel 2019 for Mac 是一款功能强大的电子表格软件，掌握以下这些键盘快捷键可以显著提升你的工作效率： 1. F2 / Control + U: 进入单元格编辑状态（触控栏Mac需要调整fn功能常用） 2. Command + C: 复制选中的内容 3. Command + V: 粘贴复制的内容 4. Command + X: 剪切选中的内容 5. Command + Z: 撤销上一步操作 6. Command + A: 全选当前工作表中的所有内容 7. Shift + 单击: 连续选取范围内的数据 8. Command + 单击: 单选点击处的单元格 9. Command...

HEIC (High Efficiency Image File Format) dynamic wallpaper allows you to set a desktop background that changes over time on your Mac。Here are two ways to set HEIC dynamic desktop wallpaper： Method one：Use system preferences 1. Download HEIC Live Wallpaper •First，Make sure you have downloaded the HEIC format live wallpaper file you want to use，For example "Japanese_street.heic"。 2. Install HEIC live wallpaper •Drag and drop the downloaded HEIC live wallpaper file into the desktop background folder：/Library/Desktop Pictures。 •Can be opened via Finder，Press Shift+Command+G，Enter the path /Library/Desktop Pictures，Then drag the HEIC file into that folder。 3. Set a live wallpaper • Click the Apple icon in the upper left corner of the screen，Select "System Preferences"。 •Click on the “Desktop & Screen Saver” option。 •Select the desktop you want to set as live wallpaper on the left。 •Select the HEIC live wallpaper you just installed on the right，It should appear in the Dynamics tab。 •After confirming your selection，The desktop will display the dynamic wallpaper you set。 Method two：Use right-click menu settings 1. Download and install HEIC Live Wallpaper • Same，Drag and drop the downloaded HEIC live wallpaper file into the desktop background folder：/Library/Desktop Pictures。 2. Setting via right-click menu • Open Finder，Go to the /Library/Desktop Pictures folder。 • Find and right-click the HEIC live wallpaper file you want to set (eg "Japanese_street.heic")。 •Select "Service" in the pop-up menu > "Set desktop picture"。 3.Confirm settings •The desktop will apply the HEIC live wallpaper you selected。