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As said before, PC manufactures have started embedding product keys into the BIOS or UEFI, which can be seen by entering the BIOS/UEFI of your computer.
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These branded PCs don’t display product key information or Certificate of Authenticity (COA) sticker on the computer or battery bay. All new Windows computers are preloaded with Windows 8, Windows 8.1, or Windows 10. After the Windows 7 operating system’s release, all PC manufacturers have started embedding product license keys into the BIOS/UEFI as a trend.
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