Without the heavy background services of modern suites, it runs incredibly fast on older hardware.
You need a USB flash drive (1GB or larger) or CD-R. Use Rufus or BalenaEtcher to write the extracted ISO to the drive. Do not run the EXE inside Windows while your antivirus is active—many heuristic engines flag portable crackers as "hacktool" (which is technically accurate, even if the intent is benign). Acronis True Image Home 9 -Portable-