How to increase page speed in magento:('without merge css and javascript files')

In you htaccess file do chages as:

Uncomment the line
 php_flag zlib.output_compression on
means remove '#' from starting of php_flag zlib.output_compression on.

write these line in your htaccess file

<IfModule mod_expires.c>

# Enable expirations

ExpiresActive On

# Default directive

ExpiresDefault "access plus 1 year"

# My favicon

ExpiresByType image/x-icon "access plus 1 year"

# Images

ExpiresByType image/gif "access plus 1 year"

ExpiresByType image/png "access plus 1 year"

ExpiresByType image/jpg "access plus 1 year"

ExpiresByType image/jpeg "access plus 1 year"

# CSS

ExpiresByType text/css "access 1 year"

# Javascript

ExpiresByType application/javascript "access plus 1 year"

</IfModule>


Uncomment the lines:

SetOutputFilter DEFLATE
AddOutputFilterByType DEFLATE text/html text/plain text/xml text/css text/javascript
BrowserMatch ^Mozilla/4 gzip-only-text/html
BrowserMatch ^Mozilla/4\.0[678] no-gzip
BrowserMatch \bMSIE !no-gzip !gzip-only-text/html
SetEnvIfNoCase Request_URI \.(?:gif|jpe?g|png)$ no-gzip dont-vary
Header append Vary User-Agent env=!dont-vary


means remove '#' from starting of these lines.