When running, sp64701.exe extracts and installs components, which can spike CPU usage to 50–100% temporarily. This is normal but should subside within 5–10 minutes.

strongly recommend flashing from within the BIOS menu rather than running the inside Windows. HP Support Community 1. Extract the Flash File sp64701.exe on any PC. It will unpack itself to C:\SWSetup\SP64701 folder within that directory. Locate the file (e.g., J61_0123.BIN for Z420 or J63_0123.BIN for Z620). HP Support Community 2. Prepare a USB Drive Use a small USB drive (ideally 2GB to 8GB) formatted to file directly to the root level (top level) of the thumb drive. HP Support Community 3. Flash via BIOS (The Safest Way)

is an executable file, meaning it contains instructions that your computer’s processor executes. The “.exe” extension indicates it is a program or an installer. The naming convention—starting with “SP” followed by five digits—strongly suggests that this file is a Service Pack , Software Patch , or driver update released by a hardware manufacturer, most notably Hewlett-Packard (HP) or sometimes Intel or Dell .

Experts on the HP Support Community recommend two primary ways to use this file: