> For the complete documentation index, see [llms.txt](https://emotiv.gitbook.io/extender-manual/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://emotiv.gitbook.io/extender-manual/extender-quick-start.md).

# Getting started

Before you start taking recordings with the Extender you want to ensure it is fully charged, running the latest firmware and the clock is updated. If you plan to record to a microSD card then you need to ensure the SD card is formatted as FAT32.

Instructions to do so are in the following pages.