Kung Windows 7 Starter, Home Basic ka.
At gusto mong iupgrade sa Ultimate o Professional o Home Premium.
Ilagay nyo to sa Windows Anytime Upgrade.
(Matatagpuan un sa Start Menu, search mo lang.)

++++Windows® 7 Ultimate: ++++
FJGCP-4DFJD-GJY49-VJBQ7-HYRR2

342DG-6YJR8-X92GV-V7DCV-P4K27 -> Tried & Tested (Working!)

++++Windows® 7 Professional:++++ VTDC3-WM7HP-XMPMX-K4YQ2-WYGJ8

6RQ9V-6GCG4-8WV2H-966GF-DQ4DQ

32KD2-K9CTF-M3DJT-4J3WC-733WD

6RQ9V-6GCG4-8WV2H-966GF-DQ4DW

YKHFT-KW986-GK4PY-FDWYH-7TP9F

++++Windows® 7 Home Premium:++++ 6RBBT-F8VPQ-QCPVQ-KHRB8-RMV82

7JQWQ-K6KWQ-BJD6C-K3YVH-DVQJG

RHPQ2-RMFJH-74XYM-BH4JX-XM76F

2QDBX-9T8HR-2QWT6-HCQXJ-9YQTR

6RBBT-F8VPQ-QCPVQ-KHRB8-RMV82

C6MHH-TRRPT-74TDC-FHRMV-XB88W

27GBM-Y4QQC-JKHXW-D9W83-FJQKD

38GRR-KMG3D-BTP99-TC9G4-BBDJJ

CQBVJ-9J697-PWB9R-4K7W4-2BT4J

HWDFB-YVFG4-3TJ7F-Q3WMT-7B6PH