i have 2 Nvidia GPUs but only mine with GPU0

[Mücahit Savas]

Hello,
i have 2 Nvida GPUs .
At start the Information that i have 2 Potential GPUs.
But i mine only with gpu0
Why my gpu1 not active??
Can any body tell me what i must do to use booth Nvidai GPUs for mining??
And if i have more then 2 GPUs what i must then configure for use all GPUs??

thanks

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