ESRI Collector for ArcGIS on Windows offline may encounter the clock issue described at the following web page. https://support.esri.com/en/technical-article/000018485 Using point averaging seems to be the easiest workaround at this time.
This causes an issue with software’s like GNSS Status and Collector Classic and newest Collector for iOS not to recognize the R2’s. Those software’s are looking for the serial number and the word Trimble. See attachment
After configuring the R2 receiver in Trimble Mobile Manager and setting the R2 as the location provider in Collector for ArcGIS, the Collector map displays a message the GPS location is not available. This is due to an issue with the firmware from ...