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An ISO file contains a comprehensive package of data and information that is essential for the installation of an operating system. For a successful installation, you must obtain the correct ISO file that matches your system specifications. This is because various ISO files are specifically tailored to different computer types and architectures. The official website of Gnoppix provides a link for downloading the Gnoppix ISO file. It is advisable to verify the file’s checksum to guarantee its authenticity and accuracy. This crucial step will ensure that the downloaded ISO file is not corrupted and will be installed correctly on your system. Click here to get the download information
Step-2: Bootable DVD/USB
If you plan to install Gnoppix on VirtualBox, it is recommended to utilize the ISO image instead of a bootable DVD or USB drive. Our setup consists of a virtualized environment, whereas a bare metal installation necessitates a bootable DVD or USB drive. In case you encounter any problems creating a bootable USB to install Gnoppix from USB.
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So, for the moment, Gnoppix 23 (or more accurately GRUB in Gnoppix 23) does not detect any other operating system during or after install.