Ayuda para habilitar SDK Manager en Android Studio

Hola buen dia a todos, es instalado android studio, al tratar de configurarlo, el SDK Manager esta deshabilitado, alguien que me ayude con este problema. previamente, instale Java JDK y configure la variable de sistema , alguien que me ayude a solucionar este problema,

les agradezco mucho su atencion,

Gracias.

Hello good day to all, is installed android studio, when trying to configure the SDK Manager is disabled, someone help me with this problem. previously, install Java JDK and set the system variable, someone help me solve this problem, thank you very much for your attention,

Thank you