Click Import Farcaster Account and then Connect to Warpcast
You need to complete recovery phrase importing to start using wallet feature. Step can be found How to export Warpcast recovery phrase
You can read cast timeline and your contacts (followed farcaster users) here.
To post new cast, you need grant the access through Warpcast first.
You can view contact detail information, search and follow new friends in ‘Contacts’.
Me allows you to review your account information and change App settings.