Cara memasukkan product key windows 7 dapat anda ikuti langkah-langkah berikut ini.

1. Buka system properties dengan cara tekan tombol Window+Pause/Break pada keyboard.  
2. Scroll kebawah pada opsi windows activation klik Change Product Key 
   
3. Masukkan serial key atau product key yang telah anda beli atau miliki pada kotak yang tersedia kemudian klik next 
   
4. Windows akan melakukan verifikasi serial number yang anda masukkan. Tunggulah sebentar dan ikuti langkah selanjutnya
   
5. Jika product key yang anda masukkan benar, maka windows 7 anda akan menjadi windows 7 full versi atau activated. 
   
6.       Windows 7 Ultimate Serial Numbers
   Windows 7 Ultimate Serial Keyswindows 7 ulimate - lenovo - 22TKD-F8XX6-YG69F-9M66D-PMJBM
   windows 7 ulimate - dell - 342DG-6YJR8-X92GV-V7DCV-P4K27
   windows 7 ulimate - acer - FJGCP-4DFJD-GJY49-VJBQ7-HYRR2
   
   Windows 7 Professional Serial Keyswindows 7 professional - dell - 32KD2-K9CTF-M3DJT-4J3WC-733WD
   windows 7 professional - acer - YKHFT-KW986-GK4PY-FDWYH-7TP9F
   windows 7 professional - hp - 74T2M-DKDBC-788W3-H689G-6P6GT
   windows 7 professional - samsung - GMJQF-JC7VC-76HMH-M4RKY-V4HX6
   
   Windows 7 Home Premium Serial Keyswindows 7 Home Premium - samsung - CQBVJ-9J697-PWB9R-4K7W4-2BT4J
   windows 7 Home Premium - packard bell - VQB3X-Q3KP8-WJ2H8-R6B6D-7QJB7
   windows 7 Home Premium - dell - 6RBBT-F8VPQ-QCPVQ-KHRB8-RMV82
   windows 7 Home Premium - asus - 7JQWQ-K6KWQ-BJD6C-K3YVH-DVQJG
   
   
   7XRCQ-RPY28-YY9P8-R6HD8-84GH3
   JYDV8-H8VXG-74RPT-6BJPB-X42V4
   482XP-6J9WR-4JXT3-VBPP6-FQF4M
   JYDV8-H8VXG-74RPT-6BJPB-X42V4
   ~~~~~~~~~~~~~~~~~~~~~~~~~~
   Windows 7 Beta 32-bit Product Key
   6JKV2-QPB8H-RQ893-FW7TM-PBJ73
   TQ32R-WFBDM-GFHD2-QGVMH-3P9GC
   GG4MQ-MGK72-HVXFW-KHCRF-KW6KY
   4HJRK-X6Q28-HWRFY-WDYHJ-K8HDH
   QXV7B-K78W2-QGPR6-9FWH9-KGMM7
   
   
   #7|HomePremium|Toshiba 2|6GF36-P4HWR-BFF84-6GFC2-BWX77
   #7|HomePremium|????|2P2P9-CM3F8-FTV6P-PC7CX-8TFF7
   7|HomePremiumE|HP|TD77M-HH38J-FBCB8-8QX7Y-P2QH3
   #7|HomePremiumN|Demo|XXXXX-XXXXX-XXXXX-XXXXX-XXXXX
   7|HomeBasic|Acer|MB4HF-2Q8V3-W88WR-K7287-2H4CP
   7|HomeBasic|Asus|89G97-VYHYT-Y6G8H-PJXV6-77GQM
   7|HomeBasic|Dealin|6M78P-JJRQP-9C4RX-RPK7G-3VTH3
   7|HomeBasic|Dell|36T88-RT7C6-R38TQ-RV8M9-WWTCY
   7|HomeBasic|Founder|7WGMV-QFYXX-64DCG-HQFWM-DWGKY
   7|HomeBasic|Fujitsu|8W3JQ-BP2HY-F47QX-6CQ94-2BKQB
   7|HomeBasic|HCL|2Q4QP-8P4MD-47YBP-7TXX9-FKDRM
   7|HomeBasic|HP|DX8R9-BVCGB-PPKRR-8J7T4-TJHTH
   7|HomeBasic|KSystems|82P6X-KGH24-FCPXC-XQKC9-74KC8
   7|HomeBasic|Lenovo|22MFQ-HDH7V-RBV79-QMVK9-PTMXQ
   7|HomeBasic|MSI|2TY7W-H4DD4-MB62F-BD9C3-88TM6
   7|HomeBasic|Samsung|2P6PB-G7YVY-W46VJ-BXJ36-PGGTG
   7|HomeBasic|Sony|YV7QQ-RCXQ9-KTBHC-YX3FG-FKRW8
   7|HomeBasic|Tongfang|9DBMT-GXRWM-6Q9Y3-WMYM8-FJCBW
   7|HomeBasic|Toshiba|9H4FH-VD69Y-TGBD2-4PM4K-DRMMH
   #7|HomeBasicE|Demo|XXXXX-XXXXX-XXXXX-XXXXX-XXXXX
   #7|HomeBasicN|Demo|XXXXX-XXXXX-XXXXX-XXXXX-XXXXX
   7|Starter|Acer|RDJXR-3M32B-FJT32-QMPGB-GCFF6
   7|Starter|Asus|6K6WB-X73TD-KG794-FJYHG-YCJVG
   7|Starter|Casper ERA|6PB94-MC2C6-4F37H-KTJ32-PF2PT
   7|Starter|Dell|36Q3Y-BBT84-MGJ3H-FT7VD-FG72J
   7|Starter|ECS|BHP4B-MXP9G-RG7KQ-T8R84-CW3D3
   7|Starter|Exper|4FRH4-WQDGJ-M9HRY-K73D8-RGT3C
   7|Starter|Fujitsu|PMXH9-M23P9-QJJMB-2FWRC-7CDKP
   7|Starter|Hannspree|BRFCY-XMXRV-28JHQ-F6D9B-BV73C
   7|Starter|HP|RH98C-M9PW4-6DHR7-X99PJ-3FGDB
   7|Starter|Lenovo|273P4-GQ8V6-97YYM-9YTHF-DC2VP
   7|Starter|Medion|2K8WH-JVQDM-C9HVC-YR2XC-8M76G
   7|Starter|MSI|2W4DJ-JFFJV-DMCPP-2C3X8-883DP
   7|Starter|Nokia|2XGHP-9TQK2-8CF28-BM2P2-8FRX8
   7|Starter|Olidata|344HQ-3YHDT-C7VCT-BDPBV-4KTR3
   7|Starter|Sony|32J2V-TGQCY-9QJXP-Q3FVT-X8BQ7
   7|Starter|Toshiba|TGBKB-9KBGJ-3Y3J6-K8M2F-J2HJQ
   7|Starter|Viewsonic|6TQ9G-QB2WK-FM2TB-CKBDP-9D6HM
   7|Starter|Viliv|7W842-2HCPJ-BC3MJ-B79K6-TD2HQ
   7|StarterE|HP|C3HY9-34XKR-6Y9Y9-RB7TR-84KWG