probably you have enabled a feature in your browser that attempts to prevent HTML Canvas Fingerprinting, which has the side effect of preventing the iNat website from using a Canvas element to properly resize images to be evaluated by the iNat Computer Vision. you need to disable the feature – at least for the iNat website – to get the CV suggestions working again.
more discussion at https://forum.inaturalist.org/t/cv-suggestions-are-different-and-mainly-bats-when-uploading/25589/11.