7.1.2. How to Display an Installed Root CA Certificate 
Perform the following steps in order to see all Certificate authority CA certificates that have been installed on your Android device.
Step by Step
- Go to the Home screen.
- Tap Settings > Additional Settings > Privacy > Trusted credentials.
- Find the System tab and tap on it.All CA installed certificates are displayed here.
‣ Parent topic: Section 7.1. Root CA Certificate