- May 30, 2019 What is the Library folder on Mac? The Library folder In macOS is the system folder which keeps important support files, such as user account settings, preference files, containers, application scripts, caches, cookies, fonts and other service files. All these files help your Mac and applications to function as they should and work fast.
- Oct 03, 2018 Inside the home folder on your Mac is a Library folder that stores app-specific files and settings, personal settings, and some data. The files and settings in the Library folder should be left.
Photos in your System Photo Library are available in apps like iMovie, Pages, and Keynote. You can also sync them to iOS devices and view them on Apple TV. And if you want to use your own images as your desktop picture or screen saver, the images need to be in your System Photo Library before you can select them in System Preferences.
In Mac OS X Lion, the Home Library folder is hidden from view to protect you from yourself. Leave the /System/Library folder alone. Don’t move, remove, or rename it, or do anything within it. It’s the nerve center of your Mac. In other words, you should never have to touch this third Library folder. Apr 11, 2019 Within a Mac, and any traditional UNIX system directories, not every file and folder is visible using the Finder or other menu structures. System is another name for.
If you have only one photo library, then it's the System Photo Library. Otherwise, the first photo library that you create or open in Photos will become the System Photo Library. If you have more than one library, you might need to designate a System Photo Library, so other apps can access the photos and videos you want them to use.
Follow these steps to designate a System Photo Library:
- Quit Photos.
- Hold down the Option key and open Photos. One of the photo libraries is already designated as YourLibraryName (System Photo Library).
- Choose the library you want to designate as the System Photo Library.
- After Photos opens the library, choose Photos > Preferences from the menu bar.
- Click the General tab.
- Click the Use as System Photo Library button.
If you open a second or different library in the Photos app, and you haven't designated it as the System Photo Library, other applications will use photos from the original System Photo Library. Hold down the Option key when you open Photos to see which library is set as the System Photo Library.
iCloud and the System Photo Library
You can use iCloud Photos, Shared Albums, and My Photo Stream only with the System Photo Library. If you choose a different library in Photos without designating it as the System Photo Library, the iCloud tab in Photos preferences is disabled:
If you designate a new library as the System Photo Library and then turn on iCloud Photos, the photos and videos in the new library will merge with those already in your iCloud Photos. If you want to keep the contents of your photo libraries separate, don’t turn on iCloud Photos for more than one library in Photos.
Look at the folder structure of a typical OS X installation. Open a Finder window and click the icon for your hard drive (which is typically called Macintosh HD) in the Sidebar. You should see at least four folders: Applications, Library, System, and Users. Within the Users folder, each user has his own set of folders containing documents, preferences, and other information that belongs to that user and account.
From the top: The Computer folder
The Computer folder shows all the storage devices that are currently connected to your Mac. The following steps show how you can start at the Computer folder and drill down through the folder structure:
- To find the Computer folder, choose Go→Computer or press Shift+Command+C.The Computer folder in this example is called Bob L’s MacBook Pro, and it contains a hard-drive icon (Mavericks HD) and a Network icon, with which you can access servers or other computers on your local network.
- Double-click the icon that holds your OS X stuff.Instructor Troy Miles reviews six popular choices: NetBeans, CodeLite, CLion, Eclipse, Xcode, and Visual Studio Community. This course helps you explore the options and find the right fit for your projects and coding style. Learn how to install each program, use the code editors, debug an app, and explore the project layout. Installing c++ libraries on mac.Technically, this drive is called your boot drive. If you haven’t changed it, it’s probably called Macintosh HD.
- Check out the folders you find there.You should see at least four folders (unless you’ve added some; if you installed the Xcode programming tools, for example, you have more).
The Applications folder
You can access the Applications folder, located at the root level of your boot drive, by clicking the Applications icon in the Sidebar, by choosing it in the Go menu, or by pressing Shift+Command+A. In this folder, you find applications and utilities that Apple includes with OS X.
Fonts (and more) in the public Library folder
The Library folder, at the root level of your OS X hard drive, is like a public library; it stores items available to everyone who logs into any account on this Mac.
Leave the /System/Library folder alone.Don’t move, remove, or rename it, or do anything within it. It’s the nerve center of your Mac. In other words, you should never have to touch this third Library folder.
By and large, the public Library subfolder that gets the most use is the Fonts folder, which houses many of the fonts installed on the Mac
Finally, the Library in the Users folder is where OS X stores configuration and preferences files shared by all users.
If your Mac is set up for multiple users, only users with administrator (admin) privileges can put stuff in the public (root-level) Library folder.
The System folder
The System folder contains the files that OS X needs to start up and keep working.
Leave the System folder alone.Don’t move, remove, or rename it or anything within it. It’s part of the nerve center of your Mac.
The usability of the Users folder
Mac System Library Folder Mac
When you open the Users folder, you see a folder for each person who has a user account on the Mac, as well as the Shared folder.
The Shared folder that you see inside the Users folder allows everyone who uses the Mac to use any files stored there. If you want other people who use your Mac to have access to a file or folder, the Shared folder is the proper place to stash it.
There’s no place like Home
From the Users folder, you can drill down into the Home folder to see what’s inside. When the user logs on to this Mac, his Home folder appears whenever he clicks the Home icon in the Sidebar, chooses Go→Home, or uses the keyboard shortcut Shift+Command+H.
Your Home folder is the most important folder for you as a user — or at least the one where you stash most of your files. It is strongly recommend that you store all the files you create in subfolders within your Home folder — preferably, in subfolders in your Home/Documents folder.
When you open your Home folder, you see a Finder window with a little house icon and your short username in the title bar. Seeing your short username in the title bar tells you that you’re in your Home folder. Every user has a Home folder named after his or her short username.
Mac System Library Folders
If your Mac has more than one user, you can see the other users’ Home folders in your Users folder, but OS X prevents you from opening files from or saving files to them.
By default, your Home folder has several folders inside it created by OS X. The following four are the most important:
- Desktop: If you put items (files, folders, applications, or aliases) on the Desktop, they’re actually stored in the Desktop folder.
- Documents: This is the place to put all the documents (letters, spreadsheets, recipes, and novels) that you create.
- Library: This Library folder is invisible in Mavericks. Rest assured that even though it’s hidden, it’s still one of the most important folders in your Home folder, containing Preferences, fonts available only to you, and other stuff that you expect to use. Sync ipad mac adobe pdf library.
- Public: If others on your local area network use file sharing to connect with your Mac, they can’t see or use the files or folders in your Home folder, but they can share files you’ve stored in your Home folder’s Public folder.
Mac Library Folder Missing
You can create more folders, if you like. In fact, every folder that you ever create (at least every one you create on this particular hard drive or volume) should be within your Home folder.