how i install safari extensions ? !! 5z61h

[Welaxxx]

hi guyz can someone help me plzzz i cant install safari extensions every time i install it and press trust nothing happen not show i try 100000 times

i have macbook pro OSX 10.11.3

thx

[Welaxxx]

ok i found the solution

just restart the mac in safe mode and install the extension only and now everything ok

thx anyway