# Particle Tools Changelog

**URL:** <https://community.particle.io/t/particle-tools-changelog/26943>\
**Category:** Particle Updates\
**Created:** [November 2, 2016, 12:32am UTC](https://community.particle.io/t/particle-tools-changelog/26943 "2016-11-02T00:32:50Z")\
**Posts on this page:** 1\
**Showing post:** 59

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**Author:** ![jvanier](https://sea2.discourse-cdn.com/flex026/user_avatar/community.particle.io/jvanier/32/5542_2.png) [@jvanier](https://community.particle.io/u/jvanier)\
**Post date:** [May 29, 2018, 7:09pm UTC](https://community.particle.io/t/particle-tools-changelog/26943/59 "2018-05-29T19:09:34Z")

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**May 29th 2018** :

Changes to the behavior of Device OS updates for cellular devices are described in this post:

> [@Automatic over-the-air Device OS updates now enabled for cellular devices](https://community.particle.io/t/automatic-over-the-air-device-os-updates-now-enabled-for-cellular-devices/42061):
>
> Hello all, As of today, the Device Cloud will automatically perform over-the-air Device OS updates when required for all Particle devices. This will make it much easier to upgrade to the latest and greatest version of Device OS. [Device OS](https://www.particle.io/products/software/device-os) is Particle’s lightweight operating system for embedded IoT devices (formally known as system firmware). Every Particle device runs Device OS on its microcontroller to simplify firmware development. There are two main components of Device OS: the application…

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