Dell Inspiron 15 7559 System BIOS Update 1.0.3

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Date Added: October 09, 2015 / Release Date: October 09, 2015 / Publisher: Dell / File Size: 8 MB
OS: Windows, DOS


This package provide the BIOS for Dell Inspiron 7559 System.


  • User Password and HDD password dialog is too small on UHD panel.
  • No display switch function by lid-closed before booting to OS.
  • Provide Intel SGX feature configurable in BIOS setup menu.
  • Lost thermal control after resume from sleep mode.


  • Enhance CPU turbo algorithm which depends on Nvidia graphic power mode.
  • To fine-tune panel signal quality to avoid display abnormal on FHD LCD panel.

Warning: Do not turn off your computer or disconnect from your power source while updating the BIOS or you may harm your computer. During the update, your computer will restart and you will briefly see a black screen.

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