Enable Browser Caching

When broswer displays webpage,It loads many resources like images,css files,js files,etc.Browser caching can saves a copy of images, css files, js files or the entire page.When a visitor goes to another page on your website or visite the same page images,css files,js files,etc.do not need to be loaded again.

Add the following code in your htacess file

# 1 Hour  = 3600
# 1 Day   = 43200
# 1 Week  = 604800
# 1 Month = 2592000
# 1 Year  = 29030400
<ifmodule mod_expires.c>
ExpiresActive On
ExpiresDefault "access plus 1 seconds"
ExpiresByType text/html "access plus 3600 seconds"
ExpiresByType image/gif "access plus 2678400 seconds"
ExpiresByType image/jpeg "access 1 year"
ExpiresByType image/png "access plus 2678400 seconds"
ExpiresByType text/css "access plus 518400 seconds"
ExpiresByType text/javascript "access plus 2678400 seconds"
ExpiresByType application/x-shockwave-flash "access 1 month"
ExpiresByType image/x-icon "access 1 year"
ExpiresByType application/x-javascript "access plus 2678400 seconds"
ExpiresDefault "access 2 days"
</ifmodule>