Horrible output bake

[PALMI26320236bp2z]

Hello everyone, i have a problem with baking outputs. Bake looks great in substance painter but after the export, there is a lot of issues and bugs. What can cause this artifacts?

Substance painter

Export

[PALMI26320236bp2z]

I used 4K baking and exported as PNG 2K

[GeoffroySC]

Hi,

Could you share your baking parameters, as well as the look of your high and low poly?

thank you