The following link at Reolink.com will show you how to do this : https://support.reolink.com/hc/en-us/articles/360003601394-How-to-Add-Reolink-Cameras-to-Blue-Iris
https://support.reolink.com/hc/en-us/articles/360003601394-How-to-Add-Reolink-Cameras-to-Blue-Iris