# Personalization The Personalization module for UAPI. ## Retrieve NVData data from file - [POST /Personalization/get](https://api.docs.cpanel.net/specifications/cpanel.openapi/personalization/personalization::get.md): This function retrieves the data from an NVData file on disk. cPanel NVData is a per-account configuration storage mechanism that you can use to maintain persistent cPanel & WHM settings across multiple sessions. This includes custom settings for your own themes and plugins. NVData keys and values are limited to 128 and 2048 bytes, respectively. ## Save NVData data to file - [POST /Personalization/set](https://api.docs.cpanel.net/specifications/cpanel.openapi/personalization/personalization-set.md): This function saves its data to an NVData file on disk. cPanel NVData is a per-account configuration storage mechanism that you can use to maintain persistent cPanel & WHM settings across multiple sessions. This includes custom settings for your own themes and plugins. NVData keys and values are limited to 128 and 2048 bytes, respectively.