FPU1 is charging, but percentage rise veeery slow

[KitKat]

Hi, yesterday i puted the FPU1 to charge and it was stuck in 24% more than 3 hours (I tried to charge when it switch off/on - same). And later it start to charge from 24% to 42% in 3 hours. Later I switched off the phone to dont leave it charging all night. And now is charging veery slow again, 1% in 1,5 hours. It is not cable problem (my cable is broken since yesterday and i use other one). The indicator of battery charging is working. My battery is not bloated like here Battery charging is not working properly

Is something what can I do? I cant reboot if it is less then 80% battery. There is no battery for replace. Then if it is software problem is it posible to fix it? I guess Fairphone dont acept FP1 to fix if they stop to support it?

[Stefan]

I think your battery is probably simply worn out. Here is a possible replacement (without warranty!):

Generic battery to replace FP1 battery (see first post for warning)

This post contains instructions that can cause severe harm to you. Opening and modifying batteries is very dangerous. The battery is the most dangerous part of any phone. It has in numerous cases been linked to explosions, wounds and property damage. Just search on the internet and you’ll find them. Fairphone employees have seen with their own eyes the issues involved in the process of manufacturing batteries. The health and safety of the workers involved is very often i…