In the Camera Mode, is there a way to set the ISO if I'm in Aperture-priority mode?

Yes:
Click on that blue circle below ISO which says AUTO in it.
When you click on it it tuns black and then you can adjust manually.

Eric13 Posted at 2018-10-28 14:14
Yes:
Click on that blue circle below ISO which says AUTO in it.
When you click on it it tuns black and then you can adjust manually.

Thanks, that was simple.
I completely missed this one. THANK YOU.

Hello there. Thanks for the inquiry. You may set the ISO by going to the camera settings and then click M (manual) for you to manually adjust or set the ISO. For reference, you may see the attached image below. Should you have further question, please don't hesitate to reach us. We're happy to help. Thank you.