After installation go to:
C:\users\youruser\AppData\Roaming\Piko Interactive\Gloveropen config.ini 

with a word editor

On Framerate you can change to the following settings:

0 = Like N64 (most stable and recommended)
1 = Always 30 (slight graphic wonkyness we still plan to adjust/fix)
2 = Always 60 (more graphic/physics wonkyness)
Enjoy