These screen shows the Relevant PHP Settings information. If any of these is highlighted as incorrect should be taken care of to rectify the situation.
| Software | Recommended | Minimum | More information |
|---|---|---|---|
| PHP (Magic Quotes GPC off) | 5.5 + | 5.3.10 + | http://www.php.net |
| Supported Databases: | |||
| MySQL (InnoDB support required) | 5.1 + | 5.1 + | http://www.mysql.com |
| SQL Server | 10.50.1600.1+ | 10.50.1600.1+ | http://www.microsoft.com/sql |
| PostgreSQL | 8.3.18 + | 8.3.18 + | http://www.postgresql.org/ |
| Supported Web Servers: | |||
| Apache (with mod_mysql, mod_xml, and mod_zlib) |
2.x + | 2.x + | http://www.apache.org |
| Nginx | 1.1 | 1.0 | http://wiki.nginx.org/ |
| Microsoft IIS | 7 | 7 | http://www.iis.net |
How to configure PHP settings for Joomla usage
- Safe Mode: Recommended setting: ON
- Open basedir: Recommended setting: Site dependent
- Display Errors: Recommended setting: OFF
- Short Open Tags: Recommended setting:
- File Uploads: Recommended setting: ON
- Magic Quotes: Recommended setting: OFF
- Register Globals: Recommended setting: OFF
- Output Buffering: Recommended setting: OFF
- Session Save Path: Recommended setting: Site dependent
- Session Auto Start: Recommended setting: OFF
- XML Enabled: Recommended setting: ON
- Zlib Enabled: Recommended setting: ON
- Disabled Functions: Recommended setting: Site dependent
- Mbstring Enabled: Recommended setting: ON
- Iconv Available: Recommended setting:
- WYSIWYG Editor: Recommended setting: Depends on preference
All changes should be done in php.ini file.
The php.ini file is where you declare changes to your PHP settings. You can use the default settings for the server, change specific settings by editing the existing php.ini, or create a new text file and name it php.ini.
I can directly update the current version of Joomla (3.4.8 Stable), to version 3.6.2?,
Please read following article : https://docs.joomla.org/J3.x:Updating_from_an_existing_version