Dell G5 15 5500 - Clearing BIOS (System Setup) and System Passwords; Updating the BIOS; Updating the BIOS in Windows Environment; Updating the BIOS Using the USB Drive in Windows Environment

Steps
1. Remove the base cover.
2. Follow the removal procedure in coin-cell battery to remove the coin-cell battery from the system board.
3. Wait for one minute.
4. Follow the installation procedure in coin-cell battery to connect the coin-cell battery to the system board.
5. Install the base cover.
Clearing BIOS (System Setup) and System passwords
About this task
To clear the system or BIOS passwords, contact Dell technical support as described at www.dell.com/contactdell.
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 environment
About this task
Follow these steps to update the BIOS:
Steps
1. Turn on your computer.
2. Go to www.dell.com/support.
3. 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 product ID or manually browse for your computer model.
4. Click Drivers & Downloads. Expand Find drivers.
5. Select the operating system installed on your computer.
6. Scroll down the page and expand BIOS.
7. In the Category drop-down list, select BIOS.
The latest version of BIOS is displayed.
8. Select the update and click Download to download the latest version of the BIOS for your computer.
9. After the download is complete, browse the folder where you saved the BIOS update file.
10. Double-click the BIOS update file icon and follow the on-screen instructions.
Updating the BIOS using the USB drive in Windows environment
Steps
1. Follow the procedure from step 1 to step 8 in "Updating the BIOS in Windows environment" to download the latest BIOS
setup program file.
2. Create a bootable USB drive. For more information, see the knowledge base article 000145519 at www.dell.com/support.
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 when the Dell logo is displayed on the screen.
6. Boot to the USB drive from the One Time Boot Menu.
7. Type the BIOS setup program filename and press Enter.
The BIOS Update Utility appears.
System setup
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