This is because most motherboards are a BIOS write protection feature. Due to the damage of the \"CIH\" virus to the motherboard BIOS chip in the year, a considerable number of motherboards are also pre-set to close the BIOS write function and options to prevent such viruses from damaging the motherboard BIOS chip.
Step 1: Select CPUFrequencyControl from the CMOSSetup main menu.
Step 2: Then set the \"BIOSWriteProtect\" option to \"Disabled\" to allow BIOS refresh.