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Dell Server XR4510c and XR4520c Version 1.22.1

Restart required
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.
Driver Id : PW2C4
Importance : Recommended
Version : 1.22.1, 1.22.1 Latest version Recommended version Latest and Recommended version
Release Date : 10 Feb 2026
Download Type : System BIOS
Category : BIOS
For more information about specific items added and resolved in this BIOS version, see the Fixes and New and enhanced feature sections. If there's any security fix included in this BIOS, we'll address it in the BIOS external release note.

Download Files

File Format: Dell Update Packages in native Microsoft Windows 64-bit format do not require that Microsoft WOW64 be installed on the Microsoft Windows Server.
File Name: BIOS_PW2C4_WN64_1.22.1.EXE
File size: 32.19 MB
To ensure the integrity of your download, please verify the checksum value.
MD5: 53b922d131d57ee86a24ddf06fafd02d
SHA1: d4d7ce60ad94aba0ec506624c85231caec78dfac
SHA-256: 073f0aa6f489dfe1bb799dd13dbb0787d49f552faa9adeb99cd43870ad5c9e1f
File Format: The GnuPG signature for Red Hat Linux Update Package can be used to authenticate Dell's identity in the correlated Red Hat Linux Update Package.
File Name: BIOS_PW2C4_LN64_1.22.1.BIN.sign
File size: 842 Bytes
To ensure the integrity of your download, please verify the checksum value.
MD5: 8073a8c63de9025c43c7577f487e0ab4
SHA1: 46065ba88d1e39dbefba194fdd28039ca7c657ff
SHA-256: 531abcdc931cc96f2e4c2017b16df8bf0ecfb91beadb744b7aadee6fb4637805
File Format: This file contains compressed content that can be executed from the EFI Shell or EFI Boot Manager. Download the file to the EFI partition on a removable media device. Insert the removable media, then reboot the system and run the program from the EFI Shell or EFI Boot Manager.
File Name: XR4520-012201.efi
File size: 12.1 MB
To ensure the integrity of your download, please verify the checksum value.
MD5: fe86c1460374b161df6b94e7020c0cd1
SHA1: 9b6f40f59a5013d5ad83010920f55f9507fd8310
SHA-256: 6eb8ce866a734ed2377be970509a32349369fdbfc68d4d6904897523dd4934a6
File Format: This format consists of an archive of PDF files used to provide help and procedural information to the customer. It is necessary to install the Adobe Acrobat Reader first to view the files in this archive.
File Name: XR4510c_XR4520c_BIOS_1.22.1_ReleaseNote.pdf
File size: 211.25 KB
To ensure the integrity of your download, please verify the checksum value.
MD5: 66de736fc2203ddd90703cbe0888e8e9
SHA1: 950d02ed36763e956ffa651ba770bb8171d63730
SHA-256: 325a8c69464ca3b45d97c8167fbdfc8d9d4a8206caaba86f3f77647a89695f5b
File Format: Dell Update Packages for Linux can be used as stand-alone applications that ensure that specific validation criteria are met, then apply an update.<br /><b>Note:</b> Update Packages for Linux are open source. See the Dell Update Packages for Linux Readme for details.
File Name: BIOS_PW2C4_LN64_1.22.1.BIN
File size: 25.66 MB
To ensure the integrity of your download, please verify the checksum value.
MD5: 6c0e103f6df982e7f94a05f167bd2cb8
SHA1: 8c47544d025ae0f229d1f72f6cd4e82b9dbce419
SHA-256: 0b1f234d91f86c2d830f6b5ae6835762f7d0682c3a2d4eebbf4510338b721552