Turn OEM XP into retail genuine XP

Decrypt WindowsXP's setupp.ini.

Windows XP's setupp.ini determines how the OEM XP installation CD works, and modifying it will turn your OEM CD into a formal retail version.

Steps:

1. Go to the i386 path of the WinXP CD and find setupp.ini.

2. Open, the file content is displayed as:

ExtraData=707A667567736F696F697911AE7E05

Pid=55034000

The Pid is the part we are interested in, behind The number determines whether the XP disc is retail, OEM or enterprise licensed.

3. It is important to enter the

First, we divide the number after Pid into 2 parts. The first five digits determine how the CD works. For example, the retail version CD can let you A full installation or upgrade is required, and the OEM CD can only be fully installed. The last 3 digits determine the CD Key accepted by the disc. You can modify this to get a retail CD that accepts the OEM CD Key.

Remember that the first and last digits cannot be changed, but you can change other numbers to match them, for example:

Retail = 51882335

Volume License = 51883 270

OEM = 82503 OEM

If you want a retail CD that accepts a retail CD key, simply change the last line of setupp.ini to:

Pid=51882335 < Br>

If you want a retail CD that accepts the OEM CD Key, change the last line of setupp.ini to:

Pid=51882OEM

Note, don't change Pid For the enterprise license version, because this version cannot be activated, the activation must have an enterprise license key.

Have you tested successfully?