--- title: Updating Your ROCK LiDAR Firmware description: How to check your firmware version status and update your LiDAR unit's firmware --- [Skip to content](https://learn.rockrobotic.com/updating-rock-lidar-firmware#main-content) English Show submenu for translations ![ROCK-robotic-community-logo.png\]](https://learn.rockrobotic.com/hs-fs/hubfs/ROCK-robotic-community-logo.png?width=250&height=50&name=ROCK-robotic-community-logo.png) - [ROCK Customer Support](https://www.rockrobotic.com/support/) Open main navigation Close main navigation - [ROCK Customer Support](https://www.rockrobotic.com/support/) - English Show submenu for translations - [www.rockrobotic.com](https://www.rockrobotic.com/) [www.rockrobotic.com](https://www.rockrobotic.com/) Hello. How can we help you? - There are no suggestions because the search field is empty. 1. [ROCK Knowledgebase](https://learn.rockrobotic.com/?hsLang=en) 2. [ROCK R2A & R360](https://learn.rockrobotic.com/rock-r2a-r360?hsLang=en) 3. [Hardware](https://learn.rockrobotic.com/rock-r2a-r360?hsLang=en#hardware) April 9, 2025 # Updating Your ROCK LiDAR Firmware ## How to check your firmware version status and update your LiDAR unit's firmware **Find LiDAR Firmware Version Installed** View what version Firmware you have installed on your LiDAR unit. - Access Web GUI for LiDAR controls from your phone or tablet. - Firmware is visible in the top right of your Web GUI. ![](https://learn.rockrobotic.com/hs-fs/hubfs/image-png-Dec-14-2021-04-16-36-83-PM.png?width=404&name=image-png-Dec-14-2021-04-16-36-83-PM.png) **R2A & r360 Firmware Update** - Download the ROCK LiDAR Firmware update from [Download ROCK LiDAR Firmware](https://learn.rockrobotic.com/how-to-upgrade-rock-hardware-software?hsLang=en) - Extract the contents from the compressed zip folder that was downloaded - Find the firmware file in the folder (firmware\_v4.2.0.0)  - Copy ONLY the firmware (update\_rock\_4.2.0.0) to an EMPTY ROCK Robotic USB drive. DO NOT Copy any folders, just the one file.  - Insert USB drive into the LiDAR Unit. - Select "Settings" dropdown menu and click "firmware" - Select the correct firmware in the menu. ![](https://learn.rockrobotic.com/hs-fs/hubfs/image-png-Dec-07-2021-10-03-14-94-PM.png?width=613&name=image-png-Dec-07-2021-10-03-14-94-PM.png) - Click Update. ![](https://learn.rockrobotic.com/hubfs/image-png-Dec-07-2021-10-07-51-12-PM.png) - Wait until complete. - Remove the USB drive and delete the firmware file. Loss of power, change in wifi status, or any other error that keeps the unit from performing a proper update may result in an inoperable LiDAR unit. 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