It’s not possible because the chipset vendor Mediatek doesn’t update their drivers beyond Android Kitkat. But that one will reach the FP1 in September:
https://forum.fairphone.com/t/closed-call-for-testers-of-android-4-4alpha-for-fairphone-1/19411
It’s not possible because the chipset vendor Mediatek doesn’t update their drivers beyond Android Kitkat. But that one will reach the FP1 in September:
https://forum.fairphone.com/t/closed-call-for-testers-of-android-4-4alpha-for-fairphone-1/19411