Use command all to mention all members of chat. Needs admin status. Created by @yourmathteacher
Mention bot. Use command "/all" to mention all the members of the chat, that have shown activity after bot started.
All commands must start with the symbol «/».
Start the bot
/add
Add a user to call-list
/rm
Remove a user from call-list
/all
Mention/call all the members
Share bot
See also