Firmware 0.6.4 release is out on the Web IDE for Electron. (None of the changes affect the Core/P1 or Photon.)
released on production servers December 2nd, 2017
Note: This is a Release and may be used for production. It is available for all devices. To use, select the 0.6.4 version dropdown from the devices drawer.
- Downgrade bootloader functionality in 0.6.3 would enter an infinite loop after flashing system part 1 0.7.0-rc.X using OTA/serial.
particle flash --usb/DFU was not affected.