# Installing Nightfall DLP Nightfall DLP Google Chrome extension is Nightfall's browser extension for Google Chrome. This extension is required to encrypt your emails and also add various encryption settings in gmail. This extension can be installed in two ways. * [Installation on Individual Devices](https://help.nightfall.ai/data-encryption/gmail/installing-nightfall-dlp/installing-nightfall-dlp-on-individual-devices): In this method, an individual user installs the Nightfall DLP on their single device. * [Installation across Organization](https://help.nightfall.ai/data-encryption/gmail/installing-nightfall-dlp/installing-nightfall-dlp-across-organization): In this method, a Nightfall admin installs the Nightfall DLP across entire organization. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://help.nightfall.ai/data-encryption/gmail/installing-nightfall-dlp.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.