If you go to lost phone protection in settings-in there you have plenty of options to encrypt your data.
Secure Folder Maintain your privacy Keep sensitive data and content in a separate, protected area on your phone. Enhance your productivity Add second instances of your apps so you can use them in different contexts.
Enhanced data protection Protect your cloud data with end-to-end encryption. This ensures no one can access your data but you, even if there's a data breach.
In addition to this
Under Security and privacy
Go to Lost device protection,
theft protection and then turn on
Identity check Require biometrics and a security delay when changing sensitive settings on your phone.
Screen locking Theft detection lock Lock the screen if it's detected that someone took your phone and ran away.
Offline device lock Lock the screen if your phone loses its network connections. Remote lock If your phone is lost or stolen, you can lock the screen by entering your phone number at android.com/lock.