If you do not have a license, many researchers recommend using open-source or free alternatives that perform similar functions:
Q: Is X Pert Highscore Plus 3.0 free to download? A: No, X Pert Highscore Plus 3.0 is not free to download. However, a free trial version is available from PANalytical's website.
X'Pert HighScore Plus 3.0 is a specialized, commercial X-ray diffraction (XRD) analysis software developed by Malvern Panalytical