Updating The Bios; Updating The Bios In Windows; Updating The Bios Using The Usb Drive In Windows; Updating The Bios In Linux And Ubuntu - Dell Inspiron 15 3520 Service Manual

NOTE: For information on how to reset Windows or application passwords, refer to the documentation accompanying
Windows or your application.

Updating the BIOS

Updating the BIOS in Windows

Steps
1. Go to www.dell.com/support.
2. Click Product support. In the Search support box, enter the Service Tag of your computer, and then click Search.
NOTE: If you do not have the Service Tag, use the SupportAssist feature to automatically identify your computer. You
can also use the product ID or manually browse for your computer model.
3. Click Drivers & Downloads. Expand Find drivers.
4. Select the operating system installed on your computer.
5. In the Category drop-down list, select BIOS.
6. Select the latest version of BIOS, and click Download to download the BIOS file for your computer.
7. After the download is complete, browse the folder where you saved the BIOS update file.
8. Double-click the BIOS update file icon and follow the on-screen instructions.
For more information, see knowledge base article

Updating the BIOS using the USB drive in Windows

Steps
1. Follow the procedure from step 1 to step 6 in
2. Create a bootable USB drive. For more information, see the knowledge base article
3. Copy the BIOS setup program file to the bootable USB drive.
4. Connect the bootable USB drive to the computer that needs the BIOS update.
5. Restart the computer and press F12 .
6. Select the USB drive from the One Time Boot Menu.
7. Type the BIOS setup program filename and press Enter.
The BIOS Update Utility appears.
8. Follow the on-screen instructions to complete the BIOS update.

Updating the BIOS in Linux and Ubuntu

To update the system BIOS on a computer that is installed with Linux or Ubuntu, see the knowledge base article
www.dell.com/support.

Updating the BIOS from the F12 One-Time boot menu

Update your computer BIOS using the BIOS update.exe file that is copied to a FAT32 USB drive and booting from the F12
One-Time boot menu.
About this task
BIOS Update
You can run the BIOS update file from Windows using a bootable USB drive or you can also update the BIOS from the F12
One-Time boot menu on the computer.
104 System setup
000124211 at www.dell.com/support.
Updating the BIOS in Windows to download the latest BIOS setup program file.
000145519 at www.dell.com/support.
000131486 at