support webp in your IIS

 support webp in your IIS

add below fileExtension to your web.config.

<system.webServer>

  <staticContent>

<remove fileExtension=".webp"/>

      <mimeMap fileExtension=".webp" mimeType="image/webp"/>

    <clientCache cacheControlMode="UseExpires"

            httpExpires="Tue, 19 Jan 2038 03:14:07 GMT" />

</staticContent>

</system.webServer>