: After downloading, use a tool like 7-Zip or a checksum calculator to verify the SHA1 hash of the file. Comparing it against known official hashes ensures the ISO hasn't been injected with malware.
Use or CDBurnerXP. Write at the slowest speed possible (4x or 8x) to prevent read errors. Download Windows Xp Sp3 Iso 32-bit Original --BEST
: This is a verified MSDN retail image, often considered the gold standard for a "clean" installation. : After downloading, use a tool like 7-Zip