# FW revisions

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FW is available on <https://github.com/flyduino/kissesc-firmware/releases/>
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**Please use always the latest stable release** unless u have a serious reasons to use one of the beta/unstable versions. Releases are sorted by date descending.
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KISS ESC 25A 4-in-1 uses the same FW than [KISS ESC 25A](https://flyduino.gitbook.io/kiss-documentation/english-kiss-docu/kiss-esc-25a/fw-revisions).&#x20;