If a person has left the group in the past, you need to be in their Telegram contacts to add them back.
They can still join via an invite link as long as they are not on the group's invite link as long as they are not on the Removed Users list.
194
抱歉，这只喵已决定退出此喵窝，你无法拉它回来。
23/194
草师傅不是曹师傅 🌿,
Mar 28, 2020 at 10:42
抱歉，这只喵已决定退出此喵窝，你群组，您无法拉它回来。
23/194
草师傅不是曹师傅 🌿,
Sep 7, 2019 at 07:52
抱歉，这只喵已决定退出此喵窝，你您无法拉它回来。
23/194
草师傅不是曹师傅 🌿,
Jan 11, 2020 at 06:06