Windows AnyTime Upgrade

Windows 7

Home Premium -> Proffesional

VTDC3-WM7HP-XMPMX-K4YQ2-WYGJ8
6RQ9V-6GCG4-8WV2H-966GF-DQ4DW
32KD2-K9CTF-M3DJT-4J3WC-733WD

(zdroj: YouTube)