It seems useless tutorial, but I can’t find it anywhere. Let’s be straight.
After you did auto tuning using: setting > programmes > programme tuning > auto tuning
It’s so much strange that the option to rename channel is not on programme manager. So program manager can only to lock/unlock, skip/restore, and delete. Also you can set favorites. But how about renaming channel?
It’s on: setting > programmes > programme tuning > manual tuning > Antenne DTV/TV
Et voila the option to change the name is there. Edit. And don’t forget to store. Well it’s a hassle to set it one by one manually.
There’s many videos to edit it using some apps like chansort. But, if you prefer it in a primitive way. This is the way (Mandalorian style)