All the following Lava Stock ROM (zip file) contains the original Lava USB Driver, Flash Tool, and the Firmware File. After Downloading the firmware, follow the instruction manual shipped with the firmware to flash or install firmware on mobile.
While in general third-party firmware (Custom ROM) has system bugs and stability issues. In this case, you may experience battery issues, network issues, camera issues, missing features, lags, overheating, slow performance, and many more. But whenever you switch to Stock ROM, you can quickly fix them all.
[*] After flashing (installing) the Lava Stock ROM on your device, you may need to flash (install) the IMEI using the IMEI tool provided with the firmware file. If you are going to flash the IMEI, then flash the Original IMEI that comes with your device.
[*] Request Firmware: If you are looking for any specific firmware that is not listed above, you can request it through the comment box below (do not request firmware through the contact page, or else it will be ignored).
1) Increased the overall surface area of the solar panels on the watch by up to 54% (e.g. Fenix 7X vs Fenix 6X)2) Increased the efficiency of the solar panels themselves3) Decreased the power draw of the watch as a whole (through both different chipsets, and firmware) 2b1af7f3a8