how to change the "index page" title for the phpbb3 forum

To change  'Index Page' title in phpBB3 forum.
Please ensure you make backup copies for safety

Change 'Index Page' title in phpBB3
1. Edit the file /language/en_us/common.php, depending on the language you selected
2. Find the string : 'INDEX' => 'Index page',
3. Change 'Index page' to the title you want, say 'My Forum'

Thats all