The reason why CCB's U shield signature does not display the input password is that there is a problem with safety knowledge, and the driver may not be installed. The solution is as follows:

1. Download an E-way escort control, which can be downloaded and installed in official website;

2. After the installation is completed, click Open Repair;

3. Insert the U shield after confirming that there is no problem with the control;

4. Select Certificate Update on the homepage of the space and complete the certificate update according to the steps.