Help please

[Amylee3130]

Hi ive got a samsung galaxy s4 lte i9505 and since the m8h update my battery as been all funny ive changed battery and charger and its not that...so im wondering if there is anyway to take it back to previous firmware.

Thanks in advance

 

[KJohns]

which carrier is the device for?

 

[Amylee3130]

Its opened up to all networks x

 

[KJohns]

Its opened up to all networks x

here are some links for firmwares for your device:

--->[GUIDE] Unroot/Unbrick, Flash official stock firmware on Galaxy S4 GT-I9500 & I9505 - xda-developers

--->Firmwares | SamMobile

i saw some of the older firmwares were available via those links