[KB7425] Adjusting the graphical pre-boot FDE login screen in ESET Endpoint Encryption and ESET Full Disk Encryption



EEE FDE UEFI Options Tool

User access

The EEE FDE UEFI Options Tool requires Administrator rights (elevated access) to run.

  1. Download the ESET Endpoint Encryption FDE UEFI Options Tool

    Figure 1-1
    • Force Text Mode: Changes the pre-boot FDE login screen to the previous text-based login screen.
    • Allow Screenshot: Enables the user to take screenshots of the pre-boot FDE login screen by pressing F9 on their keyboard. The screenshot is saved as a PNG and can be found in the EFI\deslock\ directory.
    • Force On Screen Keyboard: Can be toggled to force the on-screen keyboard to be displayed in the pre-boot FDE login screen even if no touch screen is detected.
    • Use Poll Events: Poll for events, instead of using the UEFI event mechanism. 
    • Show Logo: Toggles the ESET logo displayed after entering FDE credentials to boot Windows, which is different from the banner displayed above the main control. Users can also customize the logo
Figure 1-2
    • Idle Shutdown: Shut down the system after a certain amount of idle time. 0 = off, max = 7200 (2 hours). Idle means no keypress or touch input. Idle timer is not active on TPM unlock countdown screen, or Safestart screen.
    • Rotate: Can be adjusted to force the pre-boot FDE login screen to be displayed in a certain way, such as portrait or landscape. F8 can be pressed while in the pre-boot FDE login screen to rotate the screen.
    • Zoom: Can be used to adjust the zoom at the FDE pre-boot login screen.
    • Max Screen: Can be adjusted to force the pre-boot FDE login screen to be drawn in a specified resolution.
    • debug_flags: If the user experiences a problem then support may request a specific value be entered here, to help diagnose issues with the pre-boot FDE login screen.

Command line options

A non-interactive command line configuration enables batch-based changes using the following switches:

Screenshot=(on/off) Enable hotkey (F9) for taking screenshots of the bootloader display.
PollEvents=(on/off) Poll for events. Solves issues with slow input response on some hardware.
ForceTextMode=(on/off) Start in text mode.
ForceOSK=(on/off) Force the on-screen keyboard to always display.
ForceOSK=(on/off) Show logo while booting the operating system.
Rotate=(90/80/270) Force GUI to a specific rotation. Pass 90, 180 or 270 as the following parameter.
IdleShutdown=(# seconds) Time before shutdown happens at login screen when left idle. Pass the number of seconds as the following parameter.
MaxScreenWidth=(# pixels) Fix maximum horizontal resolution. Pass the number of pixels as the following parameter.
MaxScreenHeight=(# pixels) Fix maximum vertical resolution. Pass the number of pixels as the following parameter.
Remove Remove configuration completely.

Example usage:

uefiopt_v1.0.0.15.exe PollEvents=on StartLogo=off IdleShutdown=100