1. Connect to OMERO with the CAi toolbar (see Export OMERO image for instructions)
2. From an image loaded from OMERO, have your ROIs ready
3. Click on Result/ROI to OMERO in the CAi toolbar (or go to Plugins → OMERO → Save ROIs to OMERO)
4. Select "Image from current window" to upload only the ROI of the current image
→ Select "ROI" to upload the ROIs in the "ROI Manager"
→ Select "Measurements" together with a filename to upload measures from the FIJI Result window. It will be uploaded in the Attachments of your images on OMERO