Wordpress change Permalink cause Error 404

Change Permalink cause 404 error on wordpress. This is major issue that normally found if you try to change permalink in wordpress, the solution is

1. From the FTP access your .htaccess file and give it full permission 777 .

2. Now open the .htaccess file in notepad (gedit in linux) and insert the following code

# BEGIN WordPress

<IfModule mod_rewrite.c>

RewriteEngine On

RewriteBase /

RewriteRule ^index\.php$ - [L]

RewriteCond %{REQUEST_FILENAME} !-f

RewriteCond %{REQUEST_FILENAME} !-d

RewriteRule . /index.php [L]

</IfModule>

# END WordPress

3. Now, reupload the file to the root folder.

4. Now try changing the permalink.

5. Check with your hosts that mod_rewrite is running on your server.(open your httpd.conf at apache) and remove ";"  from LoadModule rewrite_module modules/mod_rewrite.so