--- title: How to Upgrade the Lock Firmware description: Whenever you see that your lock is up for an upgrade, it is important to proceed with the update. Keeping your firmware up-to-date ensures that you have the latest features and security enhancements. --- [Skip to content](https://cx.sera4.com/how-to-upgrade-the-lock-firmware#main-content) - [English](https://cx.sera4.com/how-to-upgrade-the-lock-firmware) - [Español - México](https://cx.sera4.com/es-mx/cómo-actualizar-el-firmware-de-la-cerradura) - [Português - Brasil](https://cx.sera4.com/pt-br/como-atualizar-o-firmware-do-cadeado-android) English Show submenu for translations ![Sera4 Logo\_white-2](https://cx.sera4.com/hubfs/Sera4%20Logo_white-2.svg) - [Default HubSpot Blog](https://sera4-3787649.hs-sites.com/blog) Open main navigation Close main navigation - [Default HubSpot Blog](https://sera4-3787649.hs-sites.com/blog) - - [English](https://cx.sera4.com/how-to-upgrade-the-lock-firmware) - [Español - México](https://cx.sera4.com/es-mx/cómo-actualizar-el-firmware-de-la-cerradura) - [Português - Brasil](https://cx.sera4.com/pt-br/como-atualizar-o-firmware-do-cadeado-android) English Show submenu for translations - [Go to sera4.com](https://sera4.com/) [Go to sera4.com](https://sera4.com/) Hello. 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[Mobile Application](https://cx.sera4.com/onboarding?hsLang=en#mobile-application) # How to Upgrade the Lock Firmware ### How to Check for a Firmware Upgrade To check if your lock needs a firmware upgrade, look for the upgrade icon next to the lock in the app. ![](https://cx.sera4.com/hs-fs/hubfs/image-png-Jun-11-2024-09-11-53-2947-PM.png?width=548&height=170&name=image-png-Jun-11-2024-09-11-53-2947-PM.png) ### Steps to Upgrade the Firmware 1. **Prepare for the Upgrade:** - Ensure you have an assigned key for the lock, as you'll need to open the lock first. 2. **Start the Process:** - **Open the lock:** We recommend opening the lock to start the upgrade. - Click on the lock icon in the app and let the app connect to it. ![Teleporte\_OTA](https://cx.sera4.com/hs-fs/hubfs/Teleporte_OTA.png?width=237&height=448&name=Teleporte_OTA.png) 3. **Initiate the Upgrade:** - Click on the arrow located in the bottom-right corner of the lock page. ![Teleporte\_OTA (1)](https://cx.sera4.com/hs-fs/hubfs/Teleporte_OTA%20(1).png?width=163&height=308&name=Teleporte_OTA%20(1).png) - Select the "Upgrade" option. ![Teleporte\_OTA (2)](https://cx.sera4.com/hs-fs/hubfs/Teleporte_OTA%20(2).png?width=219&height=414&name=Teleporte_OTA%20(2).png) - Confirm the upgrade on the next page. ![Teleporte\_OTA (3)](https://cx.sera4.com/hs-fs/hubfs/Teleporte_OTA%20(3).png?width=219&height=303&name=Teleporte_OTA%20(3).png) 4. **During the Upgrade:** - The app will start upgrading the lock. This operation might take a few seconds to complete. ![Teleporte\_OTA (4)](https://cx.sera4.com/hs-fs/hubfs/Teleporte_OTA%20(4).png?width=246&height=340&name=Teleporte_OTA%20(4).png) - **Attention:** Keep your phone close to the lock to avoid any connection issues. 5. **Completion:** - Once the upgrade is finished, the app will notify you that the upgrade was successful, and the upgrade icon will disappear from the lock. ![Teleporte\_OTA (5)](https://cx.sera4.com/hs-fs/hubfs/Teleporte_OTA%20(5).png?width=238&height=374&name=Teleporte_OTA%20(5).png) ### Post-Upgrade Testing After the upgrade, it is crucial to test the lock to ensure everything went smoothly. Follow these steps: 1. Open and close the lock at least three times. 2. Wait at least 5 seconds between each operation. This will help ensure that the upgrade was successful. ### Troubleshooting If you experience any problems while testing the lock after the upgrade, please submit a support ticket to our team. 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