"\n"
"By selecting the 'Add Device' button new devices can be added to the autoboot \
list, either by UUID, MAC address, or device type. Once added to the boot \
-order, the priority of devices can be changed with the 'left' and 'right' keys \
-Devices can be individually removed from the boot order with the minus key. \
+order, the priority of devices can be changed with the '-' (minus) and \
+'+' (plus) keys. \
+Devices can be individually removed from the boot order with the 'delete' or \
+'backspace' keys. \
Use this option if you have multiple operating system images installed.\n"
"\n"
"To autoboot from any device, select the 'Clear & Boot Any' button. \
"Static IP configuration: Allows you to specify an IPv4 address and network \
mask, gateway, and a DNS server or servers for a network interface. Select \
this option if you do not have a DHCP server, or want explicit control of \
-network settings.");
+network settings.\n"
+"\n"
+"Disk R/W: Certain bootloader configurations may request write access to \
+disks to save information or update parameters (eg. GRUB2). "
+"Use this option to control access to disks.\n");