MAC usage tutorial

Friends who are new to macOS or running the App after updating a certain system version will be prompted with the message [xxx is damaged]，Can't open，You should move it to the Trash Solution]、【Cannot open xxx，Because it comes from an unidentified developer]，【Cannot open xxxx，Because Apple can't check whether it contains malware] and other tips，Below I will teach you how to fix it。 Several common errors: xxx is damaged，Can't open，You should move it to the Trash Solution Can't open xxx，Can't open xxxx because it comes from an unidentified developer，Because Apple cannot check whether it contains malware, it will prompt a loading failure during installation! Why does it happen? This is a problem with new security mechanisms enabled in macOS。 By default, Apple only allows the installation of apps from its own [App Store].，If you want to install third-party applications，Then you need to go to [System Preferences -> Security & Privacy -> Select the [App Store and Recognized Developers] option in General。Approved developers need to purchase Apple’s enterprise certificate to sign their applications.，Then submit it to Apple for review，This is very unrealistic for cracking applications，Because cracking the application will definitely modify the application's files, causing the signature to become invalid and the running display will be "Corrupted"。In addition, some open source free applications have no income (it is too difficult for users to actively reward)，Therefore, developers generally do not purchase certificate signatures.。 The solution is to enable the [Any Source] option.，However, macOS hides this setting by default.，The user needs to manually execute the command line code through the terminal to enable it.。 Let’s teach you how to use command line code to open any hidden source options.。 To open any source (primary) first open System Preferences -> Security & Privacy -> General tab，Check if the Any source option is enabled。 If this option is not available，Copy the following command：...

MacOS and Windows are two completely different operating systems，For those who are using Mac computers for the first time，You may feel a little uncomfortable。But in fact，Mac computers have many hidden magical features，Once you use it in depth，You will like it more and more! Let’s share 8 magical hidden functions of Mac computers，Every one of them is useful，Be sure to collect it! Instantly hide the Dock using the shortcut key Command + Option + D can help you quickly hide or restore the application icon bar (Dock) under the desktop。 Invert screen colors using shortcut Command + Option + Control + 8 Can invert screen colors，Particularly suitable for reducing eye irritation in nighttime environments，Also provides convenience for visually impaired users。 Quickly view and manage running applications Want to quickly view currently running applications? Hold down the Command key and hit the Tab key to quickly switch and manage running applications。Under the application interface，Press Command + Q Quickly exit the program，Press Command + H Minimize the current application window。 Display the Apple Logo anytime，Hold down Option + Shift + K can quickly type the Apple Logo ()。 Trash Operation Command + Delete moves the selected files to the trash。 Shift + Command + Delete clears all files in the trash。 View folder properties using the shortcut Command + I can quickly display the properties of a selected file or folder。 Use your Mac as a USB hard drive at startup，Hold down the T key to put your Mac into target disk mode，Connect it to other computers as a USB hard drive。 Turn on incognito mode in the Notifications option in System Preferences，You can set your Mac to enter Do Not Disturb mode，To avoid pop-up notifications during presentations or other situations that require concentration。 These features not only improve the ease of use of Mac，It also helps you complete your work and daily tasks more efficiently。Come and try it!

How to completely uninstall AutoCAD 2019：Tutorial for uninstalling CAD on Mac. Many Mac users find that after installing AutoCAD，Found that all files cannot be completely cleared during uninstallation，Especially if you want to update to a new version of AutoCAD。This tutorial details how to completely uninstall AutoCAD 2019。 1. Use the software’s built-in uninstaller •Click Launchpad to enter the software menu，Find and click "Remove AutoCAD 2019"。 2. Continue the uninstall process •Click “Continue” to continue uninstalling AutoCAD 2019 Cracked version。 3. Enter your administrator password •After entering your Mac password，Click "OK" to agree to uninstall AutoCAD 2019。 4. Complete the initial uninstall •After canceling the "OK" option，Click "Close"。 5. Check for residual files •Open Launchpad to check if there are still any residual files。 6. Manually delete residual files •Go to the Applications folder，turn up...

By default，Mac computers cannot install external software from non-App Store sources。This is because Mac’s new system enables new security mechanisms。So how to solve this problem? This article will introduce how to allow the installation of non-App Store software on Mac。 Open system preferences：Click the Apple icon in the upper left corner of the screen，Then select "System Preferences" in the drop-down menu。 Go to Security & Privacy：In the System Preferences dialog，Select the "Security & Privacy" option。 Unlock settings：In the lower left corner of the Security & Privacy dialog box，Click the lock button。 Enter system password：Enter the system password in the pop-up interface，Then click "Unlock"。 Allows installation of software from any source：Select Allow software installation from "Any Source"，and click the lock button in the lower left corner again，lock it。 Go through the above steps，You can now install external software from non-App Store sources on your Mac computer。

Just got a MacBook not long ago，You may find that your computer’s startup items are messy and disorganized。Some programs are set to start at startup by default after installation.，But the program you want does not start。Next，Let’s take a look at how to add and delete MacBook startup items。 How to set startup items： Open System Preferences and click the Apple logo in the upper left corner，Select "System Preferences"。 Go to Users & Groups Find and click "Users & Groups" in System Preferences。 Select Administrator Account Select your administrator account in the list on the left，Then click the "Login Items" tab on the right。 Manage login items on the Login Items page，You will see a list of programs that have been set to start at startup，and related adjustment buttons。 Delete a startup program To delete a program from startup，Click on the program，Then click the minus sign "-" below。 Add a startup program To add a program to the startup items，Click the plus sign "+" below，Then select the program in "Applications"，Click "Add"。 Unlocking and Modifications If certain programs are locked and cannot be removed，Click the unlock button in the lower left corner of the window，Enter your computer password，Then you can follow the steps above。 Go through the above steps，You can easily manage MacBook startup items，Make sure only the programs you need start automatically at boot。

Where are the files backed up by Mac iTunes? Many Mac users don’t know the location of their iTunes backup files after backing up! today，The editor teaches you two methods to find the Mac iTunes backup file path，It is convenient for everyone to directly manage their own iTunes backup folder。 Method one： 1.Open Finder，Click the "Go" option in the menu bar，Hold down the Option key to display "Library"，Click to enter。 2.in database，Find the "Application Support" folder。 3.Go to the lower-level "MobileSync" folder，The "Backup" inside is where the backup file is located.。 Method two： 1.Click Finder at the bottom of the screen。 2.Use the shortcut key Command+Shift+G in the Finder to open "Go to Folder"。 3. Directly copy the following path：~/Library/Application Support/MobileSync，Then click "Go"，Open the "Backup" folder，Inside is the backup file。 Through the above two methods，You can easily find and manage iTunes backup files on Mac。

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...

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。

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。

When using a Mac computer，for safety，Many users will set an administrator password。If you accidentally forget your Mac administrator password，don’t worry，Here are a few ways you can reset your password and restore access。 Method 1 for users who have not turned on FileVault：Using Apple ID Reset in OS X Mavericks (10.9) and later versions，Apple integrates Apple ID and administrator password，Allow quick reset of user password using Apple ID。Please make sure your Mac is logged in with Apple ID，And check "Allow users to reset passwords using Apple ID" in "System Preferences - Users & Groups - Login Options"。 1.In the login window，Entering incorrect password three times in a row，Until the system pops up a prompt window："If you forget your password，You can…use your Apple ID to reset/use your master password to reset”。 2.Click the little arrow next to "Reset using your Apple ID"。 3.Enter your Apple ID and password，Then click "Reset Password"。 4.In the reset password window，Set and confirm new user password and password prompt (optional)，When finished, click "Reset Password"。 5.After reset is complete，Restart your Mac and log in with your new password。 Method two：Use Master Password Reset If you set a Master Password and remember it，The master password can be used to reset the password for administrator or regular accounts。The specific steps are similar to method one，No more details。 Method three：Reset using another administrator account If you know the name and password of another administrator account on your Mac，Password can be reset through this account。 1.Log in using another administrator account。 2.Go to "System Preferences - Users & Groups"，Click the little key icon to unlock。 3.Select the account whose password needs to be reset from the user list，Click the "Reset Password" button，and follow the instructions to reset your new password。 4.After reset is complete，Cancel current account，Log in to your account using your new password。 Users who have FileVault enabled For users who have FileVault enabled...