OLÁ AMIGOS, ESTOU COM ESSE PROBLEMA DEPOIS QUE EU DESATIVEI OS SENSORES E FUI VOOAR ELE FICOU SEM ESTABILIDADE E BATEU NA MINHA PERNA E APARECE ESSA MESNAGEM ( Hardware Malfunction. )  & ( Guimbal gyroscope error )

Hi Marcelo,

Remove battery from Spark, wait a minute or so, then restart. If problem persists, you'll need to open a case with DJI.

Cheers,
Wolferl

Our apologies for the inconvenience. Please try to flash the firmware of spark through DJI Assistant 2. You can download the software using this link:https://www.dji.com/spark/info#downloads and follow the video tutorial below. If the problem persists, I would recommend you contact our support team to start up a case: (https://www.dji.com/support?site=brandsite&from=nav). You can provide you case number here in case you need further assistance. Thanks for your support.