Windows Vista Retail version to change the OEM version of the principle of activation-application Tips

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Slp:system Lock Preinstall's abbreviation
The activation protection of the preinstalled system is a kind of agreement between Microsoft and OEM, SLP is to guarantee the interests of OEMs and avoid the rampant piracy.
In the xp/2003 system, OEMs adopt the SLP1.0 verification mechanism:

The specific performance is:
1, OEM manufacturer of the factory machine BIOS contains the brand string (string)
2, the operating system contains the oembios.* file should be brand
3, the installation of serial number for the brand should be the OEM KEY
If the above 3 conditions are available, then the xp/2003 system can be free of activation, otherwise, equivalent to the retail version, must be activated within 30 days (such as using the COA key to activate xp/2003)

In Vista systems, OEMs adopt SLP2.0 validation mechanisms:
The specific performance is:
1, OEM manufacturer's machine BIOS contains the brand's OEM license digital signature
2, OEM manufacturer's machine BIOS contains the brand's OEM key digital signature
3, the operating system contains the brand should be OEM licensing certificate
4, install the serial number of the corresponding authorized certificate version of the OEM KEY
If the above 4 conditions are available, then the Vista OEM system is free of activation, otherwise, equivalent to the retail version, must be activated within 30 days (such as using the COA key to activate Vista)

Vista Retail version to change the OEM version of the principle and method of activation:
1, reboot to the pure DOS environment to refresh the BIOS:
Award BIOS Type: Refreshes the BIOS with the Phoenix BIOS tool and brushes the Publickey.bin (public key digital signature) and slpmark.bin into the BIOS respectively. (Reboot the BIOS two times)
AMI BIOS Type: Principle IBID., tools using the special version of Ami tool.
2. Normal startup, copy OEM license certificate to the directory of Vista system: Windows/system32
3, with administrator privileges to replace the Tokens.dat OEM version of the Tokens.dat, note that the Tokens.dat version must correspond to the OEM KEY, that is, the HB corresponding HB,HP hp,u version of the corresponding U version.
4, change the installation sequence number, the key to correspond to the Toekns.dat version of the OEM key.
5, restart, congratulations! The VISTA retail version has been converted to an OEM version and is free of activation