The Guest Wallet feature is currently in early access. To enable it, please visit https://sequence.build/earlyaccess and turn on the functionality.
1
Builder Configuration
Access your project in Sequence builder, navigate to the Embedded Wallet Configuration section, then add a Login Provider:
Finally, selecting 
And selecting the purple

Guest Wallet
in the dropdown.
Update configuration
to input your password to update the Configuration.2
Implementation
Once configured, you can implement a Guest Wallet with the following code and use it like any other Embedded Wallet:
App.tsx