Attachments: Up to 8 attachments (including images) can be used with a maximum of 190.8 MiB each and 286.6 MiB total.
The instructions for the procedure is here in the VictronConnect manual:
13 People are following this question.
Charger failed after software update
Where do I connect the Bluetooth Smart Dongle
Data logging over BT from MPPT controller?
Phoenix Inverter VE Direct + Smartsolar MPPT + BMV712
Connection Problems SmartSolart MPPT 75/10 (only Info Page)