User-installed (non-rooted):

Installing the Team R2R root certificate is the act of telling your operating system: "I explicitly trust the certificates generated by this specific tool." Once installed, the software believes it is communicating with a legitimate, secure server, and the authorization is successfully bypassed.

: It can allow the certificate holder to intercept and decrypt your "secure" HTTPS traffic, including banking and login credentials, through Man-in-the-Middle attacks.