• XPostFacto is an open source utility for Mac OS 9 that enables the installation of PowerPC versions of Mac OS X up to Mac OS X v10.4 (Tiger), and Darwin...
    4 KB (344 words) - 02:32, 16 March 2025
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    if both RAM slots are not occupied with identical size RAM. The use of XPostFacto 4 enables users to upgrade to Tiger, and it runs quite well for an unsupported...
    26 KB (2,321 words) - 16:31, 29 April 2025
  • Mac OS X 10.4 Tiger on these Macs using third-party software (such as XPostFacto) that overrides the checks made at the beginning of the installation process...
    36 KB (3,858 words) - 01:57, 20 May 2025
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    versions is possible with the use of third-party software solutions such as XPostFacto. Mac OS X 10.5 can be run only if a G4 processor upgrade is installed...
    44 KB (4,518 words) - 14:22, 29 April 2025
  • were unable to run Panther by default. Third-party software (such as XPostFacto) can, however, override checks made during the install process; otherwise...
    13 KB (998 words) - 20:50, 19 April 2025
  • program LeopardAssist, which is a bootloader similar in some respects to XPostFacto (used for installing earlier releases of Mac OS X on unsupported G3 and...
    55 KB (5,147 words) - 04:32, 20 May 2025
  • supported systems on which they run, and their RAM requirements Tools such as XPostFacto and patches applied to the installation media have been developed by third...
    181 KB (16,133 words) - 23:55, 24 May 2025
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    installation and use required the use of the third-party software solution XPostFacto. Mac OS X 10.3 or 10.4 was only possible with a G3 processor upgrade installed...
    9 KB (658 words) - 02:31, 12 January 2025
  • of unofficial, unlicensed, and unsupported third-party tools such as XPostFacto. "Jaguar "Unleashed" at 10:20 p.m. Tonight" (Press release). Apple Inc...
    12 KB (947 words) - 05:38, 20 May 2025
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    "Panther" and Mac OS 9.2.2 Unofficially, can run Mac OS X 10.4.11 with XPostFacto. Mac OS X 10.4.11 "Tiger" and Mac OS 9.2.2 with G4 Upgrade Mac OS X 10...
    39 KB (2,459 words) - 18:01, 27 May 2025
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    natively, but with the addition of a G3 processor upgrade and the use of XPostFacto 4.0, the S900 could run several versions of Mac OS X up to 10.4 Tiger...
    6 KB (750 words) - 00:05, 31 January 2025
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    and 350 MHz variants. Utilizing a third-party G4 CPU upgrade and the XPostFacto installation utility it is possible to run up to Mac OS X v10.5 "Leopard"...
    11 KB (1,039 words) - 19:50, 3 March 2025
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    not officially supported on this machine. However, it can be run with XPostFacto but is not recommended, due to the 5500's lack of a G3 processor and RAM...
    8 KB (921 words) - 23:18, 14 August 2024
  • but with the addition of a G3 or G4 processor upgrade and the use of XPostFacto 4.0, they could run several versions of Mac OS X up to 10.4 Tiger, with...
    23 KB (3,035 words) - 07:17, 22 May 2025
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    them to more easily boot alternate operating systems (including OS X via XPostFacto), though use of various hacks was still necessary. The Power Macintosh...
    50 KB (5,857 words) - 03:11, 22 March 2025