# 7.1 UAS Components Updates Model: lite-640t · Manual v1.0.2 Canonical: https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/7-1-uas-components-updates Source: https://drive.google.com/file/d/1yQTDKasKxbvfVdANOx9bmlPYml-2dkCE/view Updated: 2026-10-17 EVO Lite 640T Enterprise · SE V2 controller In order to ensure the overall reliability and the safety of the UAS system, so as to provide the best flight experience for users, the UAS components need to be upgraded to the latest firmware version and maintained as required on regular basis. [PDF page 141, block 3](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/7-1-uas-components-updates#p141-b3) Users can use the flight application to perform firmware updates for the aircraft, the remote controller, the smart battery, the gimbal, the flight application and other parts. [PDF page 141, block 4](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/7-1-uas-components-updates#p141-b4) ## Important [PDF page 141, block 5](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/7-1-uas-components-updates#p141-b5) Online upgrade requires ensuring that the RC can normally access the Internet. [PDF page 141, block 6](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/7-1-uas-components-updates#p141-b6) ## Warning [PDF page 141, block 8](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/7-1-uas-components-updates#p141-b8) Before updating the RC, please confirm the RC battery is inserted with sufficient power. [PDF page 141, block 9](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/7-1-uas-components-updates#p141-b9) During the updating the RC, do not remove the RC battery, otherwise the battery cannot be detected, leading to update failure, [PDF page 141, block 10](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/7-1-uas-components-updates#p141-b10) As the RC battery adopts magnetic suction design, do not shake the RC violently during update. Otherwise the battery will fall off, leading to update failure and even the failure to turn on the RC. [PDF page 141, block 11](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/7-1-uas-components-updates#p141-b11) 1. Power on the remote controller and aircraft. Make sure that the aircraft and remote controller are already matched, both have a battery level of more than 25%, and the network connection of the remote controller is normal. [PDF page 141, block 12](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/7-1-uas-components-updates#p141-b12) 2. Open the flight application. If there is a version update available, you will receive a pop-up notification on the main interface of the App or you can manually select the update in the settings of the App. [PDF page 141, block 13](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/7-1-uas-components-updates#p141-b13) 3. Tap "Update All", and the flight application will automatically download and update the firmware for the remote controller and aircraft. [PDF page 141, block 14](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/7-1-uas-components-updates#p141-b14) 4. After the update is complete, follow the pop-up instructions to restart the remote controller and aircraft. [PDF page 141, block 15](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/7-1-uas-components-updates#p141-b15) ## Important [PDF page 141, block 16](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/7-1-uas-components-updates#p141-b16) During the update process, do not power off the aircraft and keep it connected to the remote controller. [PDF page 141, block 17](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/7-1-uas-components-updates#p141-b17) The update process is expected to take about 15 minutes (depending on the network that the remote controller is connected to). [PDF page 141, block 18](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/7-1-uas-components-updates#p141-b18) Do not move the command sticks before and after the update to ensure that the propellers remain stationary. [PDF page 141, block 19](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/7-1-uas-components-updates#p141-b19) Make sure that the aircraft has a micro SD card inserted and that the aircraft and remote controller have sufficient storage space for the firmware update packages. [PDF page 142, block 2](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/7-1-uas-components-updates#p142-b2) After the update is completed, the RC might disconnect with the RC. If you need to rematching them, please refer to “4.9 Frequency Matching with the Remote Controller” in chapter 4. [PDF page 142, block 3](https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/7-1-uas-components-updates#p142-b3)