Do not turn off your computer or disconnect from the power source while updating the BIOS as this could harm your computer. During the update, your computer will restart and you may briefly see a black screen.

Before updating, please read the installation instructions and important information noted below.

Dell Inspiron 5475/7775 AIO System BIOS.

Restart required Installed This file was automatically installed as part of a recent update. If you are experiencing any issues, you can manually download and reinstall.
This package provides the Dell System BIOS update and is supported on Dell Inspiron 5475/7775 AIO for Windows Operating Systems.
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Fixes & Enhancements

Fixes:
NA.

Enhancement:
1. Update SMU FW to 25.83.0 for Summit CPU
2. Update PSP FW to 0.9.0.50 for Summit CPU
Read More

Version

2.11.0, 2.11.0

Release date

21 Nov 2017

Download Type

System BIOS

Category

BIOS

Importance

Optional
Dell Technologies recommends reviewing this update to determine if it applies to your system. The update contains changes that impact only certain configurations or provides new features that may or may not apply to your environment.
Available formats View Important Information

File Format: CPG BIOS Executable for Windows/DOS
File Name: Inspiron_5475_AIO_Inspiron_7775_AIO_x64_2.11.0.exe
File Size: 24.32 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
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.
To ensure the integrity of your download, please verify the checksum value.
MD5:
2b7f4be6fefa1098ad2433a8699e77af
SHA1:
f035d2dbc6f99b96ff2733b37eb2ad64bc3f6b99
SHA-256:
82f629ad57c6a73fe3e5748e435a1cb1352a4fc610eac82607d16b2cd9cc71b0

By downloading, you accept the terms of the Dell Software License Agreement.

Additional details

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Do NOT power off the system until the process of updating(flash) BIOS has been done.
Dell Inspiron 24-5475,27-7775
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/EC update utility from Windows environment
1. Browse to the location where you downloaded the file and double-click the new file.
2. Press "Yes" to confirm the BIOS/EC version you want to update and start BIOS/EC Update process.
3. After BIOS/EC update finished, press Yes and then system will shut down, then power on the system to take effect.
4. If only update BIOS, after BIOS update finished, press "Yes" and then system will restart to take effect

Run the BIOS/EC update utility from DOS environment, if Legacy Boot mode (Non-Windows users)
1. Copy the downloaded file to a bootable DOS USB key.
2. Power on the system, then Press F12 key and Select "USB Storage Device" and Boot to DOS prompt.
3. Run the file by typing copied file name where the executable is located.
4. After BIOS/EC update finished, press the power button to shut down, then power on the system to take effect.
5. If only update BIOS, after BIOS update finished, press "Yes" and then system will restart to take effect.

Run the BIOS update utility from DOS environment, if UEFI Boot mode with Load Legacy Option disabled (Non-Windows users)
1. Copy the downloaded file to a bootable DOS USB key.
2. Power on the system, then go to BIOS Setup by pressing F2 and go to "Boot > Boot Mode" Option
3. Change "UEFI" to"Legacy" Boot Mode
4. Go to "Exit > Save Changes and Reset" and then reboot system.
5. Press F12, then Select "USB Storage Device" and Boot to DOS prompt.
6. Run the file by typing copied file name where the executable is located.
7. After BIOS/EC update finished, press the power button to shut down, then power on the system to take effect.
8. If only update BIOS, after BIOS update finished, press Yes and then system will restart to take effect.
9. Go to BIOS Setup by pressing F2 and go to "Boot > Boot Mode" to change Boot Mode from "Legacy" to "UEFI".
10. Go to "Boot > Secure Boot Control" to change Secure Boot from "Disabled" to "Enabled".
11. Go to "Exit > Save Changes and Reset" and then reboot system.

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Note 1: You will need to provide a bootable DOS USB key. This executable file does not create the DOS system files.
Note 2: 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.
Note 3: Do not turn off power or interrupt BIOS update process during flashing BIOS

Need help with BIOS issues?

Find a solution in Dell's BIOS troubleshooting guide

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