Many HP Z420/Z620 machines running very old BIOS versions cannot update directly to the final 3.9X versions. They must first update to version 1.23 (sp64701) and then to the latest BIOS. How to Use sp64701.exe Safely
Community experts on Super User and the HP Forums recommend the following procedure to ensure safety:
Are you trying to update an to support a newer operating system like Windows 10 ? Advisory: HP Z420/Z620/Z820 Workstation
Some older Z420/Z620 systems had issues with this update due to specific system configurations (e.g., using specific PCIe cards or RAID configurations). If the update fails, ensure you have the minimum required hardware attached. sp64701.exe
Because BIOS modifications manipulate deep hardware layers, any calculation or procedural error can permanently brick the workstation's motherboard.
for the HP Z420 Workstation Go to product viewer dialog for this item. and HP Z620 Workstation Go to product viewer dialog for this item.
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The "story" of this file is well-known among IT enthusiasts and refurbished PC builders for one specific reason:
Press F10 during a cold boot to view System Information . If your active version is already 1.07 or newer, you can skip sp64701.exe completely and advance directly to modern 3.XX system flashes.
sp64701.exe is an HP SoftPaq containing the v01.23 Rev. A BIOS update for the , and Z820 Workstations Super User Many HP Z420/Z620 machines running very old BIOS
If you have recently found a file named on your computer or in your downloads folder, you are likely looking for answers regarding its safety and purpose.
An HTML information sheet will open. Click the hyperlink titled . Step 2: Prepare the USB Drive Insert a spare USB flash drive into your computer. Format the drive using the FAT32 file system.
If you encounter problems related to sp64701.exe, try the following troubleshooting steps: for the HP Z420 Workstation Go to product