Page speed insight kullanarak sitenizin hizini test ederken "Tarayici önbellekleme özelliginden yararlanin" uyarisini aliyorsaniz asagidaki kodu web.config dosyaniza ekleyerek sorununuzu çözebilirsiniz.

<caching enabled="true" >

      <profiles>

        <add extension=".gif" policy="CacheUntilChange" kernelCachePolicy="CacheUntilChange" />

        <add extension=".jpg" policy="CacheUntilChange" kernelCachePolicy="CacheUntilChange" />

        <add extension=".jpeg" policy="CacheUntilChange" kernelCachePolicy="CacheUntilChange" />

        <add extension=".png" policy="CacheUntilChange" kernelCachePolicy="CacheUntilChange" />

        <add extension=".css" policy="CacheUntilChange" kernelCachePolicy="CacheUntilChange" />

        <add extension=".js" policy="CacheUntilChange" kernelCachePolicy="CacheUntilChange" />

      </profiles>

    </caching>