How to flash stock ROM on Lenovo P1 (Model P1a42)

Credit goes to XDA and other developers. I am not a developer just trying to demonstrate how i did it from information learnt from other sites.

[pindabhamber]

Bhua z1 pro ka bootloader kaiser keep bhai

[TheBababears]

where i can download firmware lollipop 5.1.1 for lenovo p1a42

[themic]

will this work on P1c72? where can i get rom for p1C72

[shivathrishika]

I have lenovo P1 a42, please tell me how to update 4g to Volte.

[uniqueguy]

Sir I am already on p1a42_s288 ..is it possible to flash the same one again by this method???? Please help me sir

[tejaskothari]

i have a downgred marshmellow to lolipop is there imei number is erased ?
my phone is lenovo vibe p1 p1a42

[durgatejag]

hello sir while flashing my p1a42
with qfil
I'm getting error
switch to EDL FAILED
finish download.
what to do plz help

[MIDOONLINE]

i tried to flash lollipop on my p1a42 and while the process is loading system.img to the phone i got this error message : download fail firehose fail firehose fail download finish .
now when i connect the phone it's not showing 9008 and qfil can't see the device and it's not responding when i try to log to recovery or download mood .. i don't know what to do .. pls help

[divyankbarnwal]

bro please provide the links to download the rom.
please

[rajurajpurohit]

sir i hv alredy s288 install and i want to unlock bootloader and wnt to do root+recover but i did all steps and root is not happning so pls sir i request to u make full video from boot loader to root and twrp as like we hv new phone ...