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Enthusiast gets Windows XP running on an i486
Modded Windows Xp SP3 ISO (German) available on Archive.org.
For a thorough understanding of DiDietmar’s strangling of Windows XP onto 486 architecture systems, it is probably best to fully digest his forum thread. However, for most, it is sufficient to explain that he used a powerful disassembly and debugging tool to look at opcodes, which caused prior attempts at installing the OS on i486 machines to be unsuccessful. Dietmar has also kindly shared the patched (German) Windows XP SP3 ISO on archive.org if any readers wish to dabble with real hardware or emulators.
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