Add The Wire As Your Trusted Source 
What or generation (e.g., M4, M5, or newer ThinkSystem) are you currently managing?
Use the Lenovo Features on Demand (FoD) website.
IBM utilizes the portal to generate and manage license keys. Follow these steps to install your key. Step 1: Retrieve Your Unique Identifier (UID) Ibm Imm Activation Key
Provide your MT/SN (e.g., 7915/ABC1234) without spaces.
Access to critical hardware alerts and error codes. What or generation (e
Without this key, the IMM operates in "Basic" mode, which offers limited functionality, such as basic environmental monitoring, but lacks critical remote access features required for data center management. Key Capabilities Unlocked by the IMM Key
Ensure the .key file was not renamed, edited, or corrupted during download. It must remain in its original format. Follow these steps to install your key
An IMM Activation Key is a unique, digitally signed .key file tied directly to the specific serial number and Machine Type of your server's motherboard. Because it is bound to the hardware's unique identifier (UID), a key generated for one server cannot be used on another. How to Obtain an IBM IMM Activation Key