diff --git a/hardware.md b/hardware.md
index a259760..f0df13a 100644
--- a/hardware.md
+++ b/hardware.md
@@ -16,4 +16,30 @@ pppoe04 ~ # cat /sys/class/net/eth5/device/current_link_width
 pppoe04 ~ # cat /sys/class/net/eth5/device/max_link_width 
 8
 ```
-And here you can see card working in PCIe 4x lanes slot, while it supports 8x.
\ No newline at end of file
+And here you can see card working in PCIe 4x lanes slot, while it supports 8x.
+
+## HP Proliant Gen9 CPU dynamic frequency settings
+
+1. **Access the System Utilities:**
+   - Power on or reboot the server.
+   - During the boot process, when prompted, press the F9 key to launch the System Utilities.
+
+2. **Navigate to the Power Profile Setting:**
+   - Within the System Utilities, select "System Configuration."
+   - Choose "BIOS/Platform Configuration (RBSU)."
+   - Navigate to "Power Management."
+   - Select "Power Profile" and press Enter.
+
+3. **Select the Desired Power Profile:**
+   - You'll see a list of available power profiles.
+   - Choose the profile: Custom.
+   - Press Enter to confirm your selection.
+
+4. **Go back to the main menu**
+
+5. **From the System Utilities screen:**
+   - select System Configuration, then BIOS/Platform Configuration (RBSU) > Power Management > Power Regulator and press Enter. 
+   - Select: "OS Control Mode" —Processors run in their maximum power and performance state at all times, unless the OS enables a power management policy. 
+   - Press Enter to confirm your selection.
+
+6. **Press F10 to save your changes and exit.**