Some online marketplaces still list "new" keys. However, proceed with extreme caution; these are often "grey market" keys that may be blocked by Microsoft or contain malware if bundled with downloaders.
Surprisingly, yes—but it’s not always a one-click process. Windows 7 Professional Key
Many OEM machines (like those from Dell or HP) have activation markers embedded in the BIOS, allowing them to activate automatically if you use the correct manufacturer-specific recovery media. 3. The "Keys to the Grave" Reality Some online marketplaces still list "new" keys