The firmware for battery-powered cameras couldn't be found on Reolink download center since they can could only support online upgrade.
Applies to: Reolink battery-powered cameras
To upgrade the firmware for battery-powered cameras, you need to turn on the Auto Upgrade option for the camera, then it will upgrade automatically once there is new firmware available. Please refer to How to Enable Auto Upgrade for Battery-powered Cameras.
You can also manually upgrade the firmware when there is new firmware pushed to the camera, refer to How to Upgrade Battery-powered Cameras Manually.
If you want to know if your camera has the latest firmware version or not, please contact Reolink Support Team for assistance.