Operation system installation guiding method and device based on ARM server and medium

The invention discloses an operating system installation and guidance method and device based on an ARM server, and a computer readable storage medium. The method comprises the steps: creating a starting mode selection module comprising a UEFI mode option and a Uboot mode option in BIOS firmware of an ARM server in advance, wherein the UEFI mode option and the Uboot mode option correspond to a fixed system file loading path and a fixed system file respectively; if the operating system of the terminal user is in the UEFI mode, automatically selecting a UEFI mode option in a starting mode selection module so as to install or guide the operating system based on the UEFI mode option; if the operating system of the terminal user is in the Uboot mode, automatically selecting a Uboot mode optionin the starting mode selection module, so that the operating system is installed or guided on the basis of the Uboot mode option, the problem that the BIOS firmware of the ARM server is frequently updated due to the requireme