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Dell Latitude 3390 2-in-1 Owner's Manual

POST Behavior screen options

Option
Description
Adapter Warnings
Allows you to enable or disable the system setup (BIOS) warning messages when you use certain power adapters.

Default setting: Enable Adapter Warnings

Mouse/Touchpad
Allows you to define how the system handles mouse and touch pad input. The options are:
  • Serial Mouse
  • PS2 Mouse
  • Touchpad/PS-2 Mouse: This option is enabled by default.
Fn Lock Options
Allows you to let hot key combinations Fn + Esc toggle the primary behavior of F1–F12, between their standard and secondary functions. If you disable this option, you cannot toggle dynamically the primary behavior of these keys. The available options are:
  • Fn Lock. This option is selected by default.
  • Lock Mode Disable/Standard
  • Lock Mode Enable/Secondary
Fastboot
Allows you to speed up the boot process by bypassing some of the compatibility steps. The options are:
  • Minimal
  • Thorough (default)
  • Auto

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