how to set bitwarden as default password manager

Saber_Wolf wrote:

turned system password auto fill off

For your third party app—if in doubt search the developers website or contact their: Support/Help/FAQ/Known issues/compatibility/updates…

Contact a third-party vendor - Apple Support

Contact a third-party vendor - Apple Support

https://bitwarden.com/help/

https://community.bitwarden.com/t/bitwarden-default-manager-in-chrome/50072

https://bitwarden.com/help/getting-started-browserext/#disable-a-built-in-password-manager