| Tool | Key Feature | Best For | |------|-------------|-----------| | (current) | Windows 10/11 PE environment | Most modern repairs | | Ultimate Boot CD (UBCD) | Updated diagnostic tools | Comprehensive hardware testing | | SystemRescue (Arch-based) | Linux environment with latest drivers | Data recovery & partitioning | | MediCat USB | Massive toolkit (32GB+) | All-in-one technician drive |