Linux Secure Remix (ex- Ubuntu Secure Remix) is a slightly improved Ubuntu disk designed especially to install Ubuntu in dual-boot with Windows (or MacOS). It is a non-official Ubuntu derivative.
- same functionalities as the normal Ubuntu disc, but also :
automatic backup of the MBRs and partition tables when installing Ubuntu (Clean-Ubiquity), which is highly recommended for dual-boot Ubuntu-Windows (or MacOS)
integrates OS-Uninstaller (tool to uninstall any Operating System from your PC)
integrates Boot-Repair (tool to repair the PC boot)
The only differences compared to a standard Ubuntu desktop are the 2 additional Boot-Repair and OS-Uninstaller launchers:
Getting Linux Secure Remix
Last versions can be downloaded from here: https://sourceforge.net/projects/linux-secure/files
Two versions are proposed: 32bit or 64bit.
Most recent computers need the 64bit version. Others need the 32bit one.