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That wont work because the ssid will not be the old one. Hoping some pc geek can advise if i can connect the dongle to a laptop and communicate directly to update ?

Thanks john.we have the other one without the bottom button.(has the key port) We have followed all the steps for that model but it fails at 90% update....

Hi.we recently changed our home wifi network and cannot get the growatt dongle to update and connect...we have tried the book guide and it fails at 90% every time.anyone near cumbernauld that can attend/help? Can we remove datalogger and connect it to a laptoo to program it ?

hi,anyone near cumbernauld a network demon who can help me log in the dongle to my new network.managed to get the dongle to reset and "join " it via wi fi but wont let me log in to the admin page to input new network details...help...

Pat test...equipment covered should be identified in the pat risk assessment...some people should stick to what they know...

Did you swap the old microchip when you replaced the pcb ?(into the new board)

Also.as the server is in china you sometimes have to put yesterdays date in.my phone lets me into controls.password is growatt and date.

Awarner is correct.should be serviced annually by fgas engineer.the ac circuit is the heart of the energy transfer system..another myth from dodgy salesmen/installer and greedy builders.

Thanks i got into the system but not sure how to chanhe the battery export to grid function ?

anyone tell me how to access/alter the settings on the sph5000 ? Trying to prevent battery export to grid overnight.