N42c Update error 0x3000 (update medium not ok)

Hello,

i tried to update the firmware of my peugeot 3008. Copied the folder and the single file from the download and got the error above. Error 0x3000 (update medium not ok)

Tried with 3 different sd cards. 2,16,32 gb. All formatted in Fat32 with windows.

Any solutions?