How To Boot Multiple Ubuntu Installs With EFI

You may wish to have multiple Ubuntu installations installed on the same system, perhaps to run different versions of the distribution for app compatibility or testing, or perhaps like me you are a little paranoid and you have a “main” Ubuntu install to do general purpose browsing, gaming, and development, and then a “secure” Ubuntu

Full Disk Encryption on Ubuntu with Manual Partitioning

For years the Ubuntu installer has supported full-disk encryption but the installer has suffered from not properly handling full-disk encryption in combination with manual partitioning. Such a setup is useful, for example, in a dual boot environment with both a Windows and an Ubuntu install, or with multiple Ubuntu partitions. Even though the installer doesn’t