How long ago was that? And were you asking about Mac, Android, or Windows?I once contacted Shearwater about chronic bluetooth connection problems and it was like the first time they had ever heard of such a thing.
They've had blog posts on their wiebsite for many years with hints about how to address such issues. For example:
My dive computer won't connect to Cloud Desktop after updating my Windows - Shearwater Research
Likely the situation you are experiencing is the old Bluetooth Pairing on your dive computer is stored a little awkwardly from the previous Windows Version. I advise we remove […]
www.shearwater.com
Windows 10 Update - Shearwater Research
BLE is the protocol that the Perdix and Perdix AI use to communicate with Shearwater Desktop. Ever since the update, numerous BLE issues have been reported and subsequently confirmed by Microsoft. These issues have affected our users and their ability to connect to Shearwater Desktop.
www.shearwater.com
New Perdix's use Bluetooth Low Energy only
Perdix units that have been shipped with version 44 firmware have now had their hardware upgraded to use the same Bluetooth 4.2 module as the Perdix AI. The advantage to this is a much lower power consumption than the previous Bluetooth 2.0 modules used in older Perdix units (version 40 and...
www.shearwater.com
I am having trouble connecting my Android device to my dive computer - Shearwater Research
There are a few ways you can try to establish connectivity with your Android device: Restart the app Ensure “Location Services” are enabled Restarting the Bluetooth connection every 30 seconds Restart the Android device […]
www.shearwater.com