Description
The setup system only allows one primary partition and only MBR type disk labels. Increasingly more computers ship with UEFI only. (If you truly have 32-bit-only CPU and UEFI-only machines please post exact Manufacturer, OEM, make, brand and model number as a comment on this bug report.
Currently known machines that are affected are Intel Atom 32-bit System-on-a-chip based machines, such as phones & tablets as listed on:
https://en.wikipedia.org/wiki/Atom_(system_on_chip) ..., an Ubuntu Bug report about similar issue wrote). UEFI, GPT and multiple primary partition needs to be added into usetup at the first stage