a button in context menu for messages sent to a group that allows to quickly reply and preserve the context of the original message by showing a preview of the replied message and a button to open the message in the group's context.
Competitors' way
WhatsApp has a Reply privately button in group message's context menu that creates a tappeable reply in the private chat with the user that redirects you to the original message context in the group: WhatsApp: Here’s How to Privately Reply to a Group Message
Workarounds
that require extra taps & are not easy for the average user.
(A) “Reply Options” menu
open the context menu of a message, tap Reply, then tap the reply preview above the input field, select Reply in Another Chat, then find the chat where you'd like to send it. Added in https://telegram.org/blog/reply-revolution/
requires up to 5 taps.
it's difficult to find the user if you don't have a chat with them.
(B) Forward + Reply
forward a message from a group > Find the user you want to reply in private > Send your reply with the attached fowarded message
this doesn't allow to open the message in the original context.
(C) Copy Message Link + Reply
in groups with unified history you can use Copy Message Link > Find the user you want to reply in private > Send your reply with the link to the message in the group.
it doesn't show preview of the replied message.
(D) Cmd/Alt + Click on 'Reply' button (TDesktop only)
on Telegram Desktop app you can hold Cmd/Alt and click on Reply button in message context menu as a shortcut to reply in another chat.
Like Michael V said, this is still not resolved properly. Please, just 'right click -> Reply privately', it's easy to implement now that the new reply system is ready.
Currently, it's still very cumbersome, and if I want to reply to someone who's not in my contacts... that's gonna be very cumbersome.
More on this very essential feature
To reply in a different chat, tap the reply bar above the input field, select 'Reply in Another Chat', then choose where you'd like to send it.
Currently, it's still very cumbersome, and if I want to reply to someone who's not in my contacts... that's gonna be very cumbersome.