[Q] Lollipop 5.1.1 backup for A510M - Galaxy A3, A5, A7, A8, A9 Q&A, Help & Troubleshoot

hey guys, does anyone have a twrp backup of lollipop 5.1.1 for SM-A510M.? I'm on marshmallow and battery used to be much better on lollipop. Already downgrade with odin but unfortunely got a fail error. Thanks

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[Q] how to remove or downgrade CHN 5.0.1 to kitkat on I9500

Hi everyone,
I recently installed the CHN 5.0.1 lollipop on my S4(I9500).
I want to downgrade it to 4.4.2 kitkat official and upgrade it official 5.0.1.
i am not able to downgrade from lollipop to kitkat.
i downloaded my country stock firmware I9500DDUEMJ5 from sammobile and tried downgrading it using odin but every time it fails and i have to reinstall the same Chinese version lollipop all over again.
please some one help me with this problem.
Please tell me the proper steps to downgrade.
current bulid no :LRX22C.I9500ZCUJOA3
Device status : custom
thank you in advance
On stock rom you cant downgrade ,with flashing Lollipop the bootloader has upgradet en no way back on stock rom.

[Q] Downgrade Lollipop to Kitkat 4.4.2

Hello everyone, Yesterday i updated my Note 3 Verizon sm-g900v to lollipop 5.0 through odin sammobile, but now i want to downgrade it back to 4.4.2, Is it possible and how? Please guide
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So i have a 910F running kyubi rom (i never upgraded beyond coj5 bootloader because it locks the bootloader and does not allow downgrading) My question is is it possible to downgrade from Marshmallow N910FXXU1DPE1_N910FBTU1DPE1_BTU to lollipop 5.0.1 or kitkat? has anyone tried it? Please help me out.

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