The Rane 62 driver is a , not a System Extension. Apple Silicon Macs running macOS 12+ in full security mode block all KEXTs. There is a workaround:
The mixer is a legacy device that requires specific driver and software configurations for compatibility with modern macOS versions. As a discontinued piece of hardware, it is no longer supported by current versions of Serato DJ Pro. Driver and Software Compatibility rane 62 driver download for mac