First, check whether the Windows 7 family version of the branded machine is authentic "pre-installed"-that is, an operating system with a genuine license from Microsoft and a computer-produced information, such as Lenovo Dell, to ensure a smooth network
Turn on System Restore (My Computer--> Properties--> System Protection--> Select the C disk--> configuration--> Select the top one radio button--> determine--> selected C disk creation)
Then, open windows Anytime Upgrade in Control Panel, enter the following key: the appropriate branding key, and follow the prompts to successfully upgrade to the Windows 7 flagship. (If you do not have the brand's flagship key, you can also lose the other version, the same upgrade)
Then, open windows Anytime Upgrade in Control Panel and enter the following key: 6K2KY-BFH24-PJW6W-9GK29-TMPWP; As prompted, it will successfully upgrade to the Windows 7 flagship.
Friendly tips:
No doubt: Genuine "OEM" key + Microsoft Upgrade Server = = Genuine Windows 7 flagship
Windows 7 OEM:SLP KEY collection (up to 2010.3.29, total 65)
Ps:acer Asus Dell Hp-compaq Lenovo Samsung is now fully assembled
Acer/packard Bell/gateway:
Flagship version: FJGCP-4DFJD-GJY49-VJBQ7-HYRR2
Professional Edition: ykhft-kw986-gk4py-fdwyh-7tp9f
Home-High Edition: Vqb3x-q3kp8-wj2h8-r6b6d-7qjb7
Home Base board: MB4HF-2Q8V3-W88WR-K7287-2H4CP
Primary version: Rdjxr-3m32b-fjt32-qmpgb-gcff6
Advent:
Home-High Edition: 38jtj-vbpfw-xfqdr-pj794-8447m
Alienware:
Flagship version: VQ3PY-VRX6D-CBG4J-8C6R2-TCVBD
Asus:
Flagship version: 2WX6M-X2HKM-86X8X-2QD44-F3FGJ
Flagship version: 2Y4WT-DHTBF-Q6MMK-KYK6X-VKM6G
Professional Edition: 2WCJK-R8B4Y-CWRF2-TRJKB-PV9HW
Home-High Edition: 2qdbx-9t8hr-2qwt6-hcqxj-9yqtr
Home-High Edition: 7JQWQ-K6KWQ-BJD6C-K3YVH-DVQJG
Home Base edition: 89G97-VYHYT-Y6G8H-PJXV6-77GQM
Primary version: 6K6WB-X73TD-KG794-FJYHG-YCJVG
Dell:
Flagship version: 342dg-6yjr8-x92gv-v7dcv-p4k27
Professional Edition: 32KD2-K9CTF-M3DJT-4J3WC-733WD
Home-High Edition: 6rbbt-f8vpq-qcpvq-khrb8-rmv82
Home Base board: 36t88-rt7c6-r38tq-rv8m9-wwtcy
Primary version: 36Q3Y-BBT84-MGJ3H-FT7VD-FG72J
Fujitsu:
Professional Edition: 862R9-99CD6-DD6WM-GHDG2-Y8M37
Professional Edition: Pt9yk-bc2j9-wwyf9-r9dcr-qb9ck
Home-High Edition: c6mhh-trrpt-74tdc-fhrmv-xb88w
Hp/compaq:
Flagship version: MHFPT-8C8M2-V9488-FGM44-2C9T3
Professional Edition: 74T2M-DKDBC-788W3-H689G-6P6GT
Home-High Edition: 4FG99-BC3HD-73CQT-WMF7J-3Q6C9
Home Base board: dx8r9-bvcgb-ppkrr-8j7t4-tjhth
Primary version: Rh98c-m9pw4-6dhr7-x99pj-3fgdb
HCL
Home-High Edition: 39qdh-d7mhh-wdmtd-tm2r9-km7db
Lenovo/thinkpad/thinkcentre:
Flagship: 22TKD-F8XX6-YG69F-9M66D-PMJBM (has been seized by Microsoft, please do not use!)
Flagship version: 6K2KY-BFH24-PJW6W-9GK29-TMPWP
Professional Edition: 237xb-gdj7b-mv8mh-98qjm-24367
Home-High Edition: 27GBM-Y4QQC-JKHXW-D9W83-FJQKD
Home Base edition: 22MFQ-HDH7V-RBV79-QMVK9-PTMXQ
Primary version: 273P4-GQ8V6-97YYM-9YTHF-DC2VP
Primary version: 22p26-hd8yh-rd96c-28r8j-dct28
Lg:
Home-High Edition: 38GRR-KMG3D-BTP99-TC9G4-BBDJJ
Medion:
Home-High Edition: 2P2P9-CM3F8-FTV6P-PC7CX-8TFF7
Msi:
Home-High Edition: 4g3gr-j6jdj-d96pv-t9b9d-m8x2q
Primary version: 2W4DJ-JFFJV-DMCPP-2C3X8-883DP
Primary version: 2YKPV-BFXFW-X8GJQ-9KQFF-KCXGD
Nokia:
Primary version: 2XGHP-9TQK2-8CF28-BM2P2-8FRX8
Samsung:
Flagship version: 49PB6-6BJ6Y-KHGCQ-7DDY6-TF7CD
Professional Edition: Gmjqf-jc7vc-76hmh-m4rky-v4hx6
Home-High Edition: Cqbvj-9j697-pwb9r-4k7w4-2bt4j
Home Base board: 2P6PB-G7YVY-W46VJ-BXJ36-PGGTG
Primary version: Pv9bd-ybrx6-ctmg6-ccmjy-x8xg7
Siragon:
Home-High Edition: HWDFB-YVFG4-3TJ7F-Q3WMT-7B6PH
Sony:
Flagship version: YJJYR-666KV-8T4YH-KM9TB-4PY2W
Professional Edition: H9m26-6bxjp-xxfcy-7br4v-24x8j
Home-High Edition: H4JWX-WHKWT-VGV87-C7XPK-CGKHQ
Home Base board: YV7QQ-RCXQ9-KTBHC-YX3FG-FKRW8
Primary version: 32j2v-tgqcy-9qjxp-q3fvt-x8bq7
Tongfang:
Home Base edition: 9DBMT-GXRWM-6Q9Y3-WMYM8-FJCBW
Toshiba:
Professional Edition: 2v8p2-qkjwm-4thm3-74pdb-4p2kh
Home-High Edition: 6B88K-KCCWY-4F8HK-M4P73-W8DQG
Home-High Edition: 6gf36-p4hwr-bff84-6gfc2-bwx77
Home Base edition: 9H4FH-VD69Y-TGBD2-4PM4K-DRMMH
Primary version: TGBKB-9KBGJ-3Y3J6-K8M2F-J2HJQ
Viliv:
Primary version: 7W842-2HCPJ-BC3MJ-B79K6-TD2HQ
Unknown:
Professional Edition: 2W3CX-YD4YJ-DF9B2-V27M6-77GMF
Professional Edition: 6bj27-dvbff-vkqc8-7jpqp-tjkyy
Professional Edition: bv4y4-dvxdt-3fc64-x2qr7-dw82m
Home-High Edition: 2xpwb-q64bj-w8ct3-wjtwt-4dq99
Home-High Edition: Ttjq7-4pfjc-6jfj8-b22vd-vxw88
Home Base edition: 2TY7W-H4DD4-MB62F-BD9C3-88TM6