on this page further down:

Unstable Usb Port Miracle Box 282 Solution May 2026

Unstable USB Port “Miracle Box 282” — Diagnostic Monograph and Fix Guide

Step 2: Update Drivers

Configure Ports

: Open the VSPD application and set the first port to COM 1 and the second to COM 2 .

Phase 1: Software & Driver Solutions (Start Here)

  1. Open Device Manager.
  2. Under "Universal Serial Bus devices," locate "WCH USB Serial Driver" or "Miracle Box USB Tool."
  3. Right-click -> Uninstall device -> Check "Delete the driver software for this device."
  4. Download and run USBDeview (Nirsoft utility). Remove all greyed-out or unused USB entries to clear ghost drivers.

Solution: Troubleshooting and Fixing Unstable USB Ports on Miracle Box 282