my photon updated to the latest v4.4 firmware part of the web id now when i upload a sketch to my photon it just flashes blue so i followed these instructions from another post and i can get my photon back. so now i am using v4.3.
1.) Put the Photon in DFU mode (blinking yellow).
2.) CMD: particle keys save mykey
3.) CMD: particle keys send DEVICE_ID mykey.pub.pem
4.) reset the device (unplug from USB and plug back in)
5.) Perform setup CMD: particle setup