file is a signed archive that verifies its own integrity before expanding. us.norton.com Extraction : Double-click the downloaded Xcode_9.4.1.xip Archive Utility
Understanding the "why" is essential before searching for , because Apple no longer surfaces this version prominently. xcode 9.4.1.xip download
Apple occasionally rotates links, but the following pattern works when the file is still hosted: file is a signed archive that verifies its