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Apple Application Support is where single copies of program files used by multiple different Apple programs (iTunes, QuickTime, Safari, the MobileMe control panel, and Apple Mobile Device Support for example) are stashed.
Deployment Reference for Mac iPhone and iPad apps on macOS Protecting Users from Suspicious Software. Ask questions and find answers by Apple engineers and other developers. View discussions. Tell us how we can help and we'll find a solution by phone or email. The United States and Canada. This site contains user submitted content, comments and opinions and is for informational purposes only. Apple may provide or recommend responses as a possible solution based on the information provided; every potential issue may involve several factors not detailed in the conversations captured in an electronic forum and Apple can therefore provide no guarantee as to the.
Let's try a standalone Apple Application Support install. It still might not install, but fingers crossed any error messages will give us a better idea of the underlying cause of the issue.
Download and save a copy of the iTunesSetup.exe installer file to your hard drive:
Download and install the free trial version of WinRAR:
Right-click the iTunesSetup.exe, and select 'Extract to iTunesSetup'. WinRAR will expand the contents of the file into a folder called 'iTunesSetup'.
Go into the folder and doubleclick the AppleApplicationSupport.msi to do a standalone AAS install.
Does it install properly for you? If so, does iTunes launch properly now?
If instead you get an error message during the install, let us know what it says. (Precise text, please.)
Nov 29, 2011 2:51 PM
Identify the ports on your MacBook
Not sure which port to use with your external display, hard drive, camera, printer, iPhone, iPad, or other device? The port shapes and symbols in this guide should help.
Learn about Ports and adaptersConnect with adapters for your MacBook
If the cable from your external device doesn't connect to the USB-C port on your MacBook, you might need an adapter.
Learn how to use the USB-C port and adaptersHow to use the Force Touch trackpad
Apple Support For Macbook Air
Learn about the Force Touch trackpad, its features, and how to use it.
Learn about Force Touch trackpadTurn on three finger drag for your Force Touch trackpad
Apple Support For Macbook Air
Three finger drag is a convenient way to move things around on your MacBook display with the Force Touch trackpad.
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