feature,area,priority,original,clone,notes
Become the default SMS app (role),core,must,yes,no,
Receive SMS and store it in the system provider,core,must,yes,no,
Send SMS incl. long multipart messages,core,must,yes,no,
Sent and delivered status; failed with retry,core,must,yes,no,
Conversation list with unread state,list,must,yes,no,
Contact names and avatars,list,must,yes,no,
Conversation bubbles with day separators,chat,must,yes,no,
Composer with send button,chat,must,yes,no,
Notification with direct reply and mark as read,notifications,must,yes,no,
Start a new chat from contacts or a number,compose,must,yes,no,
Mark as read when opened,core,must,yes,no,
Delete conversations,list,should,yes,no,
Archive conversations,list,should,yes,no,
Search messages,search,should,yes,no,
Copy message text and links clickable,chat,should,yes,no,
Call from the conversation,chat,should,yes,no,
Quick reply from the phone app (respond via message),core,must,yes,no,needed for the role
Dual SIM choice,core,could,yes,no,
Dynamic colour and dark mode,design,must,yes,no,
Delivery reports setting,settings,could,yes,no,
MMS pictures and group MMS,mms,should,yes,no,later
RCS chat features,rcs,could,yes,skip,Google/carrier backend
Spam protection and Gemini features,other,could,yes,skip,Google services
Messages for web,other,could,yes,skip,Google service