MAC application

How to hide in macOS、Encrypt a file or folder Hide a file or folder Create a hidden folder using Terminal： 1. Create new hidden folder： Open Terminal，Enter the command mkdir file location/.file name，For example mkdir desktop/.MacW，Press Enter key to execute。This creates a hidden folder named .MacW。 2. Show hidden files： Press the shortcut key Shift+Command+. Can show hidden files and folders in Finder。 Modify file hidden attributes： 1. Type chflags hidden in the terminal ，Then drag in the files or folders you want to hide，Press Enter key to execute。This allows you to set a file or folder to a hidden state。 Encrypt Folders Create an encrypted disk image using Disk Utility： 1.Open Disk Utility in Launchpad's other folder。 2. Click File in the menu bar > New > image from folder，Or use the shortcut key Shift + Command + N。 3.Double-click to select the folder to encrypt，Then select the encryption method in the encryption options and enter the password。Make sure the image format is set to read/write，and click Save。 4.When accessing an encrypted disk，The system will ask for a password。for safety reasons，Uncheck "Remember passwords in my keychain"。 These methods can help you hide and encrypt files or folders on Mac，Ensure data security and privacy protection。

Hopper Disassembler is a reverse engineering tool，Allows you to disassemble、Decompile and debug the application。The tool adapts perfectly to the environment，The macOS version takes full advantage of the Cocoa framework，The Linux version uses Qt 5。Hopper extracts procedural information by analyzing the introduction of a function，Such as basic blocks and local variables。Via Hopper SDK，You can extend Hopper's functionality，Even write your own file format and CPU support。Hopper can also display a graphical representation of the control flow graph，And most Hopper functions can be called from Python scripts，Convert binary files in any way。Hopper can use LLDB or GDB for debugging and analysis，Specifically used to retrieve Objective-C information from analysis files，such as selector、Strings and messages sent。Hopper able to decode Swift's obfuscated names，Use tabs to create workspaces with different representations of files，Use different colors to help you understand various discovered objects，and create your own structures using the built-in type editor、union or enum type。

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。 •...

Many people using Mac use Parallels Desktop 19 Windows system installed，But when I need to delete the Windows system, I don’t know how to do it.。Next，The editor of macwk brings you how to delete Parallels Desktop 19 Installation tutorial for Windows systems，Hope this helps! Remove Parallels Desktop 19 Installation steps for Windows systems 1. Open Parallels Desktop 19 •Start Parallels Desktop 19，Click the Parallels Desktop icon in the upper right corner，Select "Control Center"。 2. Select the Windows system to be deleted •In the Control Center interface，Find "Windows...

Excel 2019 for Mac is a powerful spreadsheet software，Mastering these keyboard shortcuts can significantly improve your work efficiency： 1. F2 / Control + U: Enter the cell editing state (touch bar Mac needs to adjust the fn function commonly used) 2. Command + C: Copy selected content 3. Command + V: Paste copied content 4. Command + X: Cut selected content 5. Command + Z: Undo the previous action 6. Command + A: Select all content in the current worksheet 7. Shift + click: Continuously select data within a range 8. Command + click: Radio select the cell clicked 9. Command...

MacCleaner Pro is a professional Mac cleaning tool suite software，Keep your Mac fast、clean and orderly，Helps you see what's taking up the most space on your Mac，Unnecessary files found，and reclaim hard drive space。It can clean junk files in one click、Optimize RAM、Manage extensions and fix issues，Make your Mac run faster。MacCleaner Pro is packed with features，For example cleaning invalid RAM memory、Disable startup programs、Reindex Spotlight and Mail、Remove unnecessary plugins and extensions、Close memory-intensive apps、clear cache、Delete installation files and unnecessary localization files, etc.。also，MacCleaner Pro also offers several additional tools，Such as App Cleaner & Uninstaller、Duplicate File Finder和Disk Space Analyzer，Help you perform deep cleaning。MacCleaner Pro user feedback is positive，Recommended by many users。

When using Mac software，We often encounter situations where the program suddenly freezes.，Especially when processing large files, insufficient memory may cause the program to become unresponsive.。In addition to learning to save files at any time，You also need to know how to force quit a program on Mac system。 Shortcut key Press and hold the shortcut key Command + Option + Shift + Esc can force quit the current program。 Force quit the program window 1. Pull down from the menu bar in the upper left corner of the screen，Select "Force Quit"，Or use the shortcut key Command + Option + Esc opens the Force Quit Application window。 2.Select the program you want to exit in the window，Then click "Force Quit" in the lower right corner。 Force quit in the Dock by holding down the Option key，Then right-click the program's icon in the Dock，The option to "Force Quit" will be displayed，Click to exit。 Activity Monitor 1. Open Launch Pad，Go to the "Other" folder，Find and open Activity Monitor。 2.Find the name of the program you want to quit in Activity Monitor，Then click the close button in the upper left corner to force quit the program。 Mastering these methods can help you effectively deal with Mac program stuck situations，Protect data and increase productivity。

In Mac system，You can easily unzip ZIP files，But for other compression formats such as RAR，The system cannot decompress directly by default。Here's how to unzip RAR on Mac、Methods for files in various formats such as ZIP： Decompress files such as RAR and ZIP Method 1：Using "The Unarchiver" software 1. Download and install "The Unarchiver" Open the App Store，Type "The Unarchiver" into the search box，Click "Get" and install the software。(if already installed，button says "Open") 2. Open The Unarchiver after installation is complete，You can find The Unarchiver icon in the Dock。Click to open the software。 3. Set up file associations after starting The Unarchiver，You can view supported compressed file formats in the app。You can also set The Unarchiver as the default decompression tool。 4.Unzip the file Find the RAR or ZIP file that needs to be unzipped，Right click on the file，Select "Open with"，Then select "The Unarchiver"。The software will automatically start decompression。 5. View decompression results After decompression is complete，You can find the extracted files in the same location as the file。The contents of the folder will be displayed where the original file is located。 Method two：Through other decompression tools except The Unarchiver，You can also use other third-party decompression tools，Such as Keka or WinZip for Mac。These tools also support multiple compression formats，And the operation method is similar： 1. Download and install the required tools. Download and install the required decompression tools from the App Store or official website.。 2. Unzip the file using the tool Launch the tool，Usually you just drag and drop the compressed file into the tool window，Or right-click the file and select the appropriate tool to decompress it。 Through the above methods，You can easily unzip RAR on Mac、ZIP and other compressed files，Manage files conveniently and efficiently。

What is AirDrop? AirDrop is a wireless file transfer feature between Apple devices，Allows you to easily、iPhone、Send photos between iPads、video、Documents and other items。 How to use AirDrop： Turn on AirDrop on your Mac，Turn on the AirDrop function through the Go menu in the Finder sidebar or menu bar。 If WiFi or Bluetooth is not turned on for AirDrop，You will be prompted to turn on these features。 Send an item Drag the file or item you want to send onto the recipient's avatar displayed in the AirDrop window。 or，After selecting the file, click the Share button at the top of the Finder window，Select AirDrop，and select the recipient from the list。 When receiving an item, a confirmation box will pop up on the recipient’s device.，Ask if you want to receive an item from you。 If the recipient device is logged into the same iCloud account，Files are automatically received and stored in the appropriate location。 Notes: Make sure the AirDrop function is turned on on both devices，And both Bluetooth and WiFi are turned on。 The distance between devices shall not exceed 9 meters，Ensure good transmission effect。 Via AirDrop，You can quickly、Securely share files with nearby Apple devices，Improve work and life efficiency。 Does this content meet your needs?

Master these Word skills，Easily double your work efficiency! Word as an essential office skill，Widely used in the workplace，But most people are limited to basic word processing。today，We share three very practical Word tips，Make your work more efficient! Remove spaces with one click when processing copied documents，Removing spaces is a common requirement。Do not delete one by one，Instead use the shortcut： Press Ctrl + H Open the Find and Replace window。 Enter ^w in the "Find what" box，Then click "Replace All"。 Delete empty lines with one click except spaces，Blank lines are also a common problem。Here’s a quick fix： Press Ctrl again + H Open the Find and Replace window。 Enter ^p^p in the "Find what" box，Enter ^p in the "Replace with" box，Then click "Replace All"。 Separate text with one click Keeping text formatted neatly is a common need： Select the text to be divided into columns。 Go to the "Layout" tab，Select "Column"，Then select the desired number of columns。 master these techniques，allows you to write a paper、manual、Get your work done faster and more efficiently in flowchart and table creation!