Download Files
File Format: This file format consists of a BIOS executable file. The Universal (Windows/MS DOS) format can be used to install from any Windows or MS DOS environment.
File Name: OptiPlex 5055 Ryzen CPU_1.1.4.exe
File size: 7.5 MB
To ensure the integrity of your download, please verify the checksum value.
MD5: f19f5e59c2134a92f9be0f752259e0b7
SHA1: c8d5508f5beb31ebab3315e23fa18d519ddb85e3
SHA-256: 2ce1441c3b50576938b1e76e938f44c282ba502af09af71c24612f9c19e07886
Fixes & Enhancements
Fixes
-Fix sometimes can't exit BIOS Setup by press 'ESC' in certain condition
-Fix owner tag display with full screen logo enable
-Fix sometimes hard to entry Setup menu with password enabling.
Enhancements
-Improved pre-OS initial time
-Enhance Bluetooth function accompany driver update
-AMD platform secure boot feature enabling
-Enhanced auto wake feature to cover power cable re-plugin case.
-Enhance USB function for Dell Canvas 27 monitor supported
Important Information
Please make sure your display cable is connected to discrete graphic output for this platform don't support internal graphic output.
Supported Operating Systems
Installation instructions
BIOS Update Executable for Windows
Download
1. Click "Download File", to download the file.
2. When the File Download window appears, click Save to save the file to your hard drive.
Run the BIOS update utility from Windows environment
1. Browse to the location where you downloaded the file and double-click the new file.
2. Windows System will auto restart and update BIOS while system startup screen.
3. After BIOS update finished, system will auto reboot to take effect.
Perform the BIOS update from the BIOS Boot Menu, independent of operating system, if BIOS supported
1. Copy the downloaded file to a USB flash device. It does not need to be bootable.
2. Insert the USB flash device into any USB port.
3. Power on the system.
4. At the DELL logo screen, press F12 to access the one time boot menu.
5. Select "BIOS Update" in the section.
6. Click on the "Flash from file" to browse the USB flash device to locate the downloaded file.
7. Select the file and click "Submit"
8. Confirm the Existing System BIOS Information and the BIOS Update Information are as expected.
9. Click "Update BIOS!"
10. Reviewing the Warning message and click "Confirm Update BIOS!" to proceed with the update.
11. The system should restart and show a Flash Progress bar on the Dell logo screen as the BIOS update is being performed.
12. The system will restart once again when the Flash update is complete.
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Note 1: Please make sure you suspend BitLocker encryption before updating BIOS on a BitLocker enabled system.
If you don't enable BitLocker on your system you can ignore it.