Use the latest version of GE Proton (8-14) for video cutscenes to play. If there are no sounds playing during those cutscenes then add this to the launch command:

GST_PLUGIN_FEATURE_RANK=protonaudioconverterbin:NONE %command%

These settings are for 60 FPS while still maintaining okish look and battery time.

Display mode: Borderless
30 FPS Limit: Off
Vsyc: Off
Character display number: Max
Character display range: Far
Terrain Quality: Low
Grass / Small Objects: On
Effect Quality: Mid
Shadows: Mid
Tessellation: Low
Subsurface Scattering: On
Fog: On
Volumetric Fog: On
Ambient Occlusion: Off
Anti-aliasing: Off
Bloom: On
Depth of field: On
Radial blur: On
Texture Quality: Mid