If i understand this correctly you want to change all textures but not with some internal settings (nowadays maybe with nodes). So maybe with some node based images processing tools.. like for example mentioned here: https://www.pixcores.com/2022/01/4-free-open-source-node-based-image-editor ?? So you can use the same…
Automation toolkit is basically impossible to download unless you have an enterprise license. This is part of Adobe's effort to eliminate any sort of automation or efficiency in game development (i guess we should be glad they're not charging 30k a year for it anymore) You can use the in editor scripting API to do quite a…