Technical Analysis: iProg Programmer Connectivity Failure

Subject: Troubleshooting "Device Not Connected" or "Hardware Not Found" Device: iProg (Cloned/V2.0/V4.0 versions)

IProg Pro V89 IPROG+ Universal Programmer Instruction Manual

7. Reset & Reconnect Procedure

1. Disconnect USB and power.
2. Uninstall iProg software and drivers.
3. Restart PC.
4. Reinstall drivers.
5. Connect power to iProg first, then USB.
6. Launch software → set COM port → connect.

1. Device Manager → Ports (COM & LPT).
2. Right-click your iProg device → Properties.
3. Go to Port Settings tab → Advanced.
4. Change the COM Port Number to COM1 (or COM2).
5. Click OK. Restart the software.

4.1 Remove Faulty Driver

1. Disconnect iPROG.
2. Open Device Manager → View → Show hidden devices.
3. Under Ports (COM & LPT), right-click any grayed-out USB Serial Port → Uninstall device.
4. Also uninstall any Unknown device under Other devices.

Step 3: Configure Your Device