The iPROG hardware has firmware, and your PC has software. They must be compatible.
Device programmers serve as a critical interface between a host computer and a target memory chip. The iProg, a popular budget-friendly tool, relies on a USB interface to communicate with proprietary software on a Windows PC. A failure in this link—often manifested as a "Link Not Connected" status message—halts all operations. Understanding the architecture of this link is essential for effective troubleshooting. iprog programmer not connected link
Once you fix the connection, prevent it from recurring: The iPROG hardware has firmware, and your PC has software