Mac OS X Tiger CD version | GB Mac OS X (Mac OS Ten) - the operating system of Apple Computer, indoor and significantly revised version of the BSD-UNIX Berkeley computers available for Macintosh (Mac) PowerPC-based and OS X is significantly different from previous versions of Mac OS. iBook G4, Mac OS X (x) Posted on Aug 18, AM. I have an iBook G4 running OS and would like to download Tiger Is there a downloadable version of this operating system out there? If so, where? Or, can I upgrade my OS from directly to ? Thanks.The built in Windows functionality will not work because of Apple's HFS file system, which is not recognized by Windows. NOTE: If you are attempting to burn this file to disc in Windows 10 you will need another disc image burner software/app. Only real PowerPC computers or PPC emulators such as QEMU can run Tiger.iBook G4, Mac OS X (x) Posted on Aug 18, AM.Īdobe Photoshop CC.