From the official website, the connection for downloading the Ubuntu 17.10 circulation has incidentally vanished, and the purpose behind this was a critical bug , which causes the installment of a distribution on some Lenovo, Acer and Toshiba PCs to cause issues with the BIOS. 

As indicated by the issue depiction, the bug is by one means or another associated with intel-spi-* drivers in the kernel, which, clearly, were not prepared for use on end-user machines. It was discovered that installing Ubuntu 17.10 on a few gadgets prompts the difficulty of sparing the BIOS settings (at each reboot the settings are reestablished), and the powerlessness to boot from the USB drive (they are never again perceived). It appears that the issue is that SPI Flash is obstructed for composing, and what to do with the chip after that is an open inquiry (in all likelihood, just change). 

The rundown of gadgets touched by this issue keeps on being recharged, and on December 20, 2017 resembles this: 

As an impermanent answer for the issue, it is prescribed to cripple intel-spi-* drivers, and Lenovo forum offer one more crawler . Developers are as of now setting up a variant of Ubuntu 17.10 without problem drivers.