I followed the firmware update link from the freedompop website which brought me to the download file located here on Sprint for FreedomPop Overdrive Pro.
After I select the firmware file 1.07.09 and click update, a
few seconds later I received the error message
"The update cannot proceed. There is a SKU version
Can someone help
You aren't the only person with this issue. Seems to be pretty common lately. I'm trying to update my firmware as well and ran into this thread and the following blog post today:
The author meanders around the whole FreedomPop free plan for a while but eventually gets to the SKU version mismatch issue. Those of us running into this issue are apparently unable to update the firmware because someone intentionally screwed up the SKU of the device. Resetting has no effect.