How to separate a white logo from a dark background without losing quality?

Question

Adobe Photoshop

In general, I think to separate it, and somehow translate it into a vector in order to make the quality normal

Answer 1

Cut along the contours with a magic stick or pen-tool. But you still have to tweak the handles.
Easy, but tedious.

Answer 2

Faster draw to vector for 300r on workzilla. In any case, you will come to this

Answer 3

Duck if you are going to separate and translate into a vector. Then why not immediately draw it in a vector according to the "stencil"? Well, or as comrades recommend, for a penny, order the drawing of this logo in a vector on any freelance sites.

Answer 4

the picture is small, it hurts, here you can’t get off with automation, most likely - you have to manually finish it, with any approach. However, try services to remove the background, such as https://www.remove.bg/ru

Answer 5

Well, I usually select with a pen and transfer to a new layer, you can still try a quick selection