If partitions really weren't safer, Linux/Windows/etc would make dual-booting unworkable; as it is only the bootloaders are occasionally problematic.

Always Install Windows First and Linux Second When building a dual-boot PC, the order in which you install both operating systems is crucial.

Boot Camp Assistant: The tool from Apple allows you to install Windows and boot your Mac into either macOS or Windows. It’s not an emulator but a dual-boot solution.

Several users have reported an issue where Mac OS X will not startup properly after partitioning the startup drive with Boot Camp and installing Windows XP. For these users, Windows XP boots ...

FIX Boot Camp Assistant stops responding, Installation failed, Startup disk cannot be partitioned, Installer doesn’t open, USB drive couldn’t be created issues.