Ubuntu – ERROR: This recovery media only functions on Dell and Alienware systems


We purchased new dell system OptiPlex 7440 AIO. This system coming with default Ubuntu 12.04, but when I'm trying to install Ubuntu 16.04 it's showing the following error before installation.


I tried these steps, but had no luck.

Best Answer

Got the solution :)

Here are the steps that we need to change under boot menu

  1. Select Legacy option in Boot List Option
  2. Under Boot Sequence uncheck Diskette Drive option.
    • Reference Screenshot
  3. Disable Secure Boot
    • To disable it, Go to Secure Boot > Secure Boot Enable > Select Disabled radio
  4. Now reboot the computer, and boot from your bootable device with Try Ubuntu without installation option
  5. Install GParted application and delete first partition from it
  6. Now you can able to install Ubuntu without any error
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