If "i-jmb" refers to a specific (like JMB often used in SATA adapters) and you are looking for firmware tools , please clarify the device type, as mouse software would not apply there.

At its core, is a generic driver and configuration utility designed for OEM (Original Equipment Manufacturer) gaming mice. Unlike Logitech’s G Hub or Razer’s Synapse—which are proprietary—i-JMB is a universal platform used by dozens of smaller brands to give their hardware programmability.

If you share the (often found on a sticker underneath) and your Windows version , I can tell you if it needs a specific driver or how to fix the issue. Mouse and keyboard problems in Windows - Microsoft Support

Here is the text regarding the software, drivers, and setup for the i-JMB controller:

Since there is no dedicated "i-JMB Command Center," you can customize your experience using built-in operating system tools: Standard Settings (Windows) Settings > Devices > Mouse