It’s great that the job goes smoothly using only Blender. Philogix PBR Painter is trying to do just that. Philogix PBR Painter is an addon that allows you to texturing and painting directly in Blender, giving you options to export your PBR textures. With the layer styled workflow so very workflow similar to what you have in substance painter and photoshop, this really makes it very easy for you to create textures and also control textures and also your texture channels. And something else very interesting is the smart material also supported so that you can also adjust the things to your liking.
打开软件，顶部菜单点击 编辑(Edit) → 首选项(Preference) → 插件(Add-ons) → 安装(Install) ，在弹出的窗口里选择插件*.zip格式文件安装
把zip格式文件解压出来：把解压出来的 文件夹 复制到Blender安装路径的addons目录里，如：
C:\Program Files\Blender Foundation\Blender\3.xx\scripts\addons