Activating and using remote control on legacy IMMs often requires older technologies like Java Web Start or ActiveX. Modern browsers (Chrome, Edge) often block these by default. If you cannot access the console even with a valid key, try accessing the IMM from an isolated management workstation running an older browser version or using the "Compatibility View" settings in Internet Explorer 11.
Installing the Activation Key upgrades the IMM from Standard to Advanced, unlocking two critical features: ibm imm remote control activation key
From a computer with IPMItool installed: Activating and using remote control on legacy IMMs
Some IBM servers come with a 90-day trial of IMM Advanced features. If you are within that window, you can use remote control for free temporarily. After 90 days, the feature will disable automatically unless you enter a permanent key. Installing the Activation Key upgrades the IMM from