# Settings

Source: https://flywp.com/docs/site/settings/

The settings page of a site contains information on your site for updating.

[Video: How to Configure Site Settings with FlyWP |  Boost Performance | FlyWP Site Settings](https://www.youtube.com/watch?v=_3If1LNfP1Y)

## PHP Configuration

The PHP Configuration section allows users to customize PHP settings specific to their WordPress site, ensuring optimal performance, security, and functionality.

[![](https://flywp.com/wp-content/uploads/2023/10/site-settings-1024x748.png)](https://flywp.com/wp-content/uploads/2023/10/site-settings.png)

#### PHP Version

- **Purpose**: Allows you to select the PHP version for your site. Different versions offer varying performance benefits and compatibility.
- **Recommendation**: It’s generally recommended to use the latest stable version, but ensure your plugins and themes are compatible.

#### PHP Memory Limit

- **Purpose**: Defines the maximum amount of memory a PHP script can consume. A higher limit ensures more complex scripts run without issues.
- **Recommendation**: Set according to your site’s needs. A typical WordPress site might not require more than 256MB, but this varies based on the plugins and themes used.

#### Max File Upload Size

- **Purpose**: Determines the maximum file size users can upload through the WordPress dashboard.
- **Recommendation**: Adjust based on your requirements, especially if your site often deals with large media files.

#### Enable PHP OPCache

- **Purpose**: Caches compiled PHP files in memory, improving performance.
- **Details**: By caching compiled PHP files, subsequent requests to the same PHP script won’t need recompilation, saving time and resources.
- **Recommendation**: Enable this option for better performance. However, be aware that changes made to PHP files will not reflect immediately unless you clear the cache.

#### Enable JIT Compiler

- **Purpose**: The JIT (Just In Time) compiler converts PHP code into machine code at runtime, enhancing execution speed.
- **Recommendation**: Enable JIT for enhanced site performance, especially for compute-intensive tasks.

## In this section

- [Maintenance Mode](https://flywp.com/docs/site/settings/maintenance-mode.md)
- [Domain Management](https://flywp.com/docs/site/settings/domain-management.md)