With some exceptions, it is at most a minor annoyance, the vast majority of poeple are not so hung up on it that they’re going to bother raising a complaint.
Besides, there is an argument to be made that the easier it is to remove an external label without leaving residue, the more likely it will fall off during shipping or stocking, or removed outright by someone before the customer gets it. These kinds of labels stay put and that’s what the company wants until it’s paid for.
Hell, the label OP posted has “Important” right there. The manufacter wants to ensure that label stays right where it is until its in the customers hands so they can convey whatever they need to convey. These types of labels absolutely accomplish that.