Hello @Deleted User and thank you for all the details.
First of all, your laptop is under the minimum requirements for running Substance 3D Painter and unfortunately, even if it did run Substance Painter comfortably at a certain time, there are a lot of chances the issue comes from there.
With that being said, you can always make sure the software is running on the NVIDIA GPU and not the integrated one. Open the NVIDIA Control Panel, in the left tree view, select 3D Settings > Manage 3D sett
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