Select "Simple" (WinPE-based) or "Advanced" (Linux-based). For most home office users, the Simple (WinPE) is best because it includes better USB 3.0 and NVMe SSD driver support.

Use the bootable environment to clone your current drive to a new SSD or even a different computer using Acronis Universal Restore . Key Features of the Bootable Environment

Why is the bootable ISO so critical? If your computer's operating system (OS) is damaged or infected, you cannot open the software to restore your files. It’s like having a spare key to your house when you're locked out. The bootable ISO is a direct link to your backups that bypasses the corrupted OS entirely.