- The solution for old PL-2303 HXA/X: use a driver release older than 3.4. Edit: The procedure above works, but only temporary. Each time you turn your computer off, the latest driver is reloaded due to windows auto-update (or if you unplug and plug again the device into USB port).
- None SU2Serial Port. Bro first of all make one thraed dont make many threads we also make a thread for req or sol of prob its driver prob u conect with me i iwll solve u this as soon as possible The Following User Says Thank You to Harish Gulati For This Useful Post.
Scanning USB Serial port SU2Serial Port: COM12. Connecting to Phone,Wait. Please RePower on & off. Connecting to Phone,Wait Open port error, Port is occupied or non-existent. Please RePower on & off 1. Power Off Phone and Remove Battery.
You recently bought a Miracle Box and then install it on Windows 10 64 bit. When you tried Miracle to backup ROM (Read) Mediatek phone, the box show up notification waiting for USB Port like picture in above.
Not running Read or Write process is not caused Miracle Box that you buy damaged. Whereas MediaTek PreLoader USB VCOM has been detected in Ports Windows Device Manager. You need to install Mediatek VCOM driver for Windows 10 64 bit and uninstall old. Follow the instructions below to fix the problem :
None Su2serial Port Driver Pc
- You need to disable driver signature enforcement Windows 10.
- Press and hold boot keys (volume Down/Up) then connect phone to PC. Open Windows Device Manager and find out Ports section. Uninstall Mediatek Preloader USB VCOM as shown bellow.
- Restart PC and don't forget to disable driver signature enforcement Windows again.
- Download Windows 10 64x Mediatek USB Drivers and unzip.
- Open folder Win10_64 → right click on the Windows 10 x64 MTK USB Drivers.inf driver then press Install.
- Run Miracle software and then repeat Read or Write Mediatek ROM.