steps
what you'll need: Sidus Link app (OTA/BT) only, no USB update path for this model
1Open Sidus Link app on iOS or Android.
2Ensure fixture is powered on and Bluetooth is enabled on the phone.
3Pair the fixture if not already paired (hold BT Reset button on fixture rear).
4In Sidus Link, navigate to fixture management for the 200d.
5Select 'Firmware Update'; the app will check for available updates.
6Tap 'Upgrade Now' and keep the app open until complete.
GotchaThe original amaran 200d (2020) appears discontinued; amarancreators.com/pages/amaran-200d returns a 404. GotchaVersion 1.6 confirmed via Aputure community posts, released together with 100d V1.6. GotchaNo downloadable firmware file; Sidus Link OTA only. Gotchaamaran.com is currently password-gated.