Downgrading iLO 4 firmware can be a bit tricky, but I'll provide a step-by-step guide to help you through the process.

HPE’s Smart Update Manager (SUM) and some OS agents may try to “remediate” your server by pushing the latest iLO firmware. To prevent this:

Introduction

In this guide, we’ll explore:

1. Download HPONCFG from HPE.
2. Create an XML script named downgrade.xml:

Avoiding "Beta" Features in Production: Not every new iLO feature is fully baked. If you’re experiencing random iLO reboots, failed virtual media mounts, or license activation issues after a recent update, rolling back to the last known "rock-solid" version is often the fastest resolution while HPE prepares a real fix.

The result: Your remote console becomes a slideshow. Virtual media mounts take minutes. The web UI lags for 10 seconds between clicks.