For those seeking a reliable and legal solution for disk management, several alternatives are available:

due to changes in how modern Windows handles boot managers and file systems. Incompatibility

Built directly into Windows. It can shrink and extend volumes safely without third-party software.

Modern SSDs (Solid State Drives) handle data differently than the HDDs Partition Magic was built for. Running legacy partition logic on an SSD can cause alignment issues that degrade performance and shorten the drive's lifespan. Modern, Safer Alternatives (Free)

If you try to run it on a modern system, you face severe technical hurdles:

Instead of seeking out a cracked version, consider the following alternatives: