i have problem with extention

Hi ,

 

i upgrade my NIS 2013 to NIS 21 ( 2014 ) .

 

when becuase some problem i force reinstall chrome .

but now can not install identity and web safe protection extention on my chrome .

 

Also when i go to identity protection setting show " mozilla firefox : extention deleted or unavalble "

 

i reset firefox , but can not solve problem .

 

also show google chrome extention is disable .

 

but i can not view any extention from norton on my extention setting at google chrome .

 

could you please help me ?

Thank you .

Best Regards ,