Users have encountered the following symptoms when trying to install Ubuntu on their Dell computers. These symptoms occur when using either the Dell OS recovery tool (if Ubuntu came preinstalled) or the standard .
If you are not experiencing these symptoms, check the following articles for more information:
Turn on your computer and access the BIOS.
On most Dell computers, you can press the F2 key at the Dell Splash Screen to boot directly to the BIOS. (Always follow the on-screen instructions.)
Go to the Serial ATA (SATA) Operation category and select the RAID On option.
Save the changes, and the computer reboots.
Connect the Linux installation media and boot to the media to start the operating system installation.
On most Dell computers, you can press the F12 key at the Dell Splash Screen to boot to an on-screen boot menu. Use the cursor keys to select the correct option for your media type and press the Enter key.
Follow the steps in the following Dell Knowledge Base article to complete the installation: