On 14 Nov 2020, Wilfred van Velzen said the following...
I don't think you can have read-only members in a telegram group.
You can mute users so that they are still able to be in the group but can't post.
-=>Richard Miles<=-
-=>Captain Obvious<=-
-=>bbs.shadowscope.com<=-
--- Mystic BBS v1.12 A46 2020/08/26 (Windows/32)
* Origin: Shadowscope BBS | bbs.shadowscope.com | Temple, GA (1:3634/24)