Symptoms

Affected Platforms: Alienware m16 R2Alienware m18 R2Alienware x16 R2 User may report that when they press FN + F2 to enable Stealth mode, they cannot change the lighting and USTT mode. Light behavior when Stealth mode is enabled: Note: See Additional Information for a detailed explanation of the RGB color system used below. Alien head on LCD cover: OFFKeyboard: White (100, 120, 120 or 212, 255, 255), static and keep KB lighting On or Off status the sameTouchpad (surrounding or Touchpad): OFFTron light: OffPower button: AC adapter plugged in: White (100, 120, 120 or 212, 255, 255)Battery: Dim white (64, 76, 76) or thirty percent lightness off Go Dim or Go Dark: DisableKeep Stealth mode ON or OFF state after modern standby, S3, or S4 resume back to the default mode after computer restart. KeysDescriptionFN + F1Disable or enable Performance BoostFN + F2Enable or disable Stealth mode. When Stealth mode is enabled, AlienFX lighting is turned off. Performance settings change to Quiet mode. Note: The AlienFX lighting zone varies depending on the configuration of your computer. FN + F7Adjust keyboard backlight brightnessFN + F8Switch to external displayFN + F9Disable or enable BluetoothFN + F10Decrease display brightnessFN + F11Increase display brightnessFN + F12Disable or enable touchpad

Cause

Working as designed.

Resolution

Press F2 to disable stealth mode and revert to normal mode. Reference the Owner’s manual for more information. Alienware m16 R2Alienware m18 R2Alienware x16 R2

Support Cases