[Feature request] Add a subscribed channel to a group from the channel page

[MusabAl]

Checklist (Your issue will be automatically closed if you delete this part)

• I make sure that there are no existing issues - open or closed - which I could contribute my information to.
• I believe this feature request will benefit more than 10% of users, not just myself.

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** Description
Everytime I want to a channel to one of my private folders, i need to browse all my subscription list to find it,
So, is there a way we can add any subscription to any folder just from the channel page itself?