what you'll need: OTA via GRANITE SMART iOS/Android app (BLE) OR USB-C via SMARTMon PC utility (Windows). Identical pipeline to B-Mount. SMARTMon product page confirms 'Works with all the GRANITE SMART batteries (V-Lock and B-Mount)'.
1Method A, App (BLE): Install/update BLUESHAPE GRANITE SMART app (App Store id6480200514 / Play Store net.blueshape.granite.smart.app). Latest app version: 1.2.0 (Feb 2025).
2Method A, App: Open app near battery. Red exclamation on Battery Settings icon = firmware outdated.
3Method A, App: Enter Battery Settings, tap 'Upload FW [version]', confirm.
4Method A, App: Battery must be >= 14000mV and in BLE range. Upload ~1 minute with progress bar.
5Method A, App: Hold battery button ~8 seconds until top green LED blinks to finalize install.
6Method B, SMARTMon (USB-C): Download SMARTMon v1.0.32 from https://blueshape.net/product/software/smartmon.
7Method B, SMARTMon: Connect battery via USB-C to Windows PC. SMARTMon detects and applies firmware updates automatically.
GotchaNo publicly versioned firmware file available for download.
GotchaBattery must have >= 14000mV before OTA will start.
GotchaThe GRANITE SMART V-Lock range (BV100, BV145, BV290, BV435) all use the same pipeline.
GotchaSMARTMon runs Windows only, no macOS version published as of May 2026.