As for being unable to verify, this question is too vague. Use the online banking tool of Agricultural Bank of China to see if K Bao can be detected. If it is not detected, there are two possibilities. 1 just doesn't have a Kbao driver installed. Go to the ABC website to find your Kbao model and choose the driver to install. 2 is the problem of USB serial port. After plugging in the K-treasure, open the control panel-Device Manager-Serial Device-and find your K-treasure connection. Normally.
Large-capacity USB storage device, uninstall this, and then right-click menu to select Scan to detect hardware changes, and the USB driver will be installed automatically.