Complete this guide to trust your server’s Root Certificate Authority (Root CA) on Android.
Warning
This guide only applies to Android phones running Android v13+, as well as phones running CalyxOS, GrapheneOS, or LineageOS (v19+).
Ensure you have downloaded your Root CA
Tap Settings > Security > More security settings > Encryption & credentials > Install a certificate > CA Certificate > Install Anyway and select your custom-named adjective-noun.crt
certificate.
If you choose to use Firefox, you must use Firefox Beta. Then complete this final step.