Razer Blade 15 keyboards don't respond.

Hi razer community ! I recently try to put my ps4 controller with a toolkit program. After that, my keyboard desn't respond. I already change windows version mobdro kodi, reinstall all the pilots but nothing. When i lauch synapse with an external keyboard , I can't access to chroma studio because he don't find any keyboards. The rgb lights works but can't be change. Anyone could help me ?