welcome, cristy
we have an awesome member here, @"simoneguarrera" who released a beta version of a software he's developing. I suggest you try it out to create a backup of your phone. See his thread here
[Only registered and activated users can see links Click here to register]
Drivers:
For the tools, the need for drivers varies from user to user. if you do need to install them, here is the ultimate pack
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PdaNet drivers seem to work best.
Flash ROM/Recovery:
To flash a ROM or recovery image, you will need the most recent version of SP Flash Tool (for flash tool format ROMs)
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there is a guide here
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Rooting:
not very sure about rooting MT6752. I think you will need a custom recovery and install SuperSU from recovery. auto root tools havent been updated to crack MT67xx
you can get the SuperSU zip file from here
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Repairing IMEI:
If you do manage to get root access you can use this
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important note: make a backup of your phone before you try anything.
Flashing can be very risky, so make sure you have every sort of backup possible.
(If you do not have any problems with your phone, I would recommend not flashing custom ROMs.)
good luck!
PS. thanks @"Cleopatra"