: Companies like NIXSYS provide newly built industrial and business-grade computers specifically configured to run legacy operating systems like Windows 7.
: Large platforms like eBay and Amazon are the most reliable sources for finding legacy hardware from brands like Dell , HP , and Lenovo that still have Windows 7 installed.
Most Windows 7 computers available now are refurbished business-class machines known for their longevity: How to purchase windows 7 - Microsoft Q&A
