How to donwgrade baseband!
so in this post i am going to explain how to downgrade baseband.Remember that the following steps are only for karbonn a5 and walton primo,spice mi355.
HOW TO DOWNGRADE BASEBAND
1.)stock baseband of our phone
2.)Rest every requiremwnts are same as for upgrading.(check post no.1)
1.)Unzip the baseband file in any folder.
2.)opent the FASTBOOT18.104.22.168
3.)connect your phone in QPST DOWNLOAD MODE.(power button+volume↓key).
4.)Rest all the steps you know as they are same for downgrading.(check the post no.1)
NOTE:you don't have to download the NPRG7627A.hex file which you did in upgrading.
What after downgrading??
just go HERE
and flash this rom via CWN and ENJO(Y)
IF still having problems comehere
and ask as many questions u wanna ask
ALL THE CREDITS TO arjun rajput and prasad12ka4 senior members of our thread for guiding