Step 1
Go to the universal channel you want to deactivate. Find the "· · ·" at the bottom of your universal channel and click Mio.
Step 2
Click Deactivate at the bottom. You have deactivated your channel.
If you don't see the option to deactivate a specific channel, you must contact the channel owner to follow the above steps instead.
Find the channel owner in the same menu in Step 2.