If you want to export large elements from Photoshop or other image editor, which will be nine-sliced (NinePatch) in another app such as Construct, you may find the Nine-Slicer app useful.
store.steampowered.com/app/839180/NineSlicer
construct.net/en/forum/game-development/tools-and-resources-27
I mean why make an account if you're just going to post it anywhere?
Develop games in your browser. Powerful, performant & highly capable.
I'm not sure what you mean.
I posted in the Construct 3 general forum because I didn't see a better forum within Construct 3. However, I have also posted in the other forum that you linked to. Thanks.