These are the instructions to install the SPD Driver R4.20.0201 on Windows Computer (this method can be used on Windows 7, Windows 8, 8.1, and Windows 10).
Requirements: You need to have the Windows Computer and the SPD Driver to follow the below guidelines.
Once the Computer is restarted, you can easily connect your SPD/Unisoc Smartphone and Tablets to the computer without facing any issue.
[*] We have used the SPD Driver R4.20.0201 to create the above manual. If you wish, you can download the same driver from here.
[*] Driver Signature Error: If you are facing Driver Signature Error while installing the USB Driver, then head over to How to Fix Driver Signature Error page.
[*] Driver Easy: We recommend you to use Driver Easy application to update all the computer drivers in a Single Click.
[*] Credits: SPD/Unisoc Driver is created and distributed by Unisoc Communications, Inc. So, full credit goes to them for sharing the driver for free.