The latest firmware V4.3 for SX550J has been released, please download the firmware from the download center and upgrade your device.Download link : SX550J V4.3
Please be sure to use the latest SXi-Q driver Version 220.127.116.11.( or higher versions)
to upgrade your device. Please don't use the old version to upgrade your device.
1. No delay when firing.
2. Reduce the power consumption on standby mode.
3. Battery voltage added on the main interface.
4. Time added on the main interface.
If you have any questions, feel free to contact us.