Hello I'm a minecraft modeller/texturer I use Paint.Net to do them, so today i'm texturing a Jellyfish but i don't know how to change the transparency of a selected area (only pixel per pixel).
https://gyazo.com/0d40b77c8fee9c5210945922ddfff457
I want do this but when i use the eraser delete it the area when i click, have a trick to do it?
Thanks for read it !