This 3 sentence summary provides the key steps for installing UGS NX 7.5 on Windows XP:
1. Edit the license file to include the computer name, install NX and the license server while providing the installation path and license file.
2. Copy folders from the crack folder to overwrite existing folders and stop the license server using the LMTOOLS program before overwriting the ugslmd file.
3. Restart the license server using LMTOOLS to complete the installation of UGS NX 7.5.