Before flashing anything, use the official CPS software to "Read" the radio and save the configuration file. This preserves your calibration data. Never overwrite your calibration data.
To update your portable radio (like the popular ), you can use the official manufacturer tools or community-developed web flashers. Official Update Tools quansheng portable radio update tools download
: Cross-platform, JavaScript-based tools that allow you to flash firmware directly from a Chrome or Edge browser without installing software. Before flashing anything, use the official CPS software
The Quansheng UV-series ( Go to product viewer dialog for this item. Go to product viewer dialog for this item. UV-5R Plus Go to product viewer dialog for this item. To update your portable radio (like the popular
-> The K-plug cable is likely not pushed in all the way. These ports can be incredibly stiff. Press it in hard until it clicks.