I'm unable to fix Leverage Browser Caching issue on Google PageSpeed Insight, by the way, I'm using this code in Web.config
file but not fixed yet
<staticContent>
<clientCache cacheControlCustom="public" cacheControlMaxAge="12:00:00" cacheControlMode="UseMaxAge" />
</staticContent>
It's just showing 12 hours as in below image but not fixed yet.