Post [Q] First things to do before rooting xperia ZR 4.3 .101

i just got my xperia zr and got updated to 4.3 10.4.B.0.101 can you tell me first things to do before doing this root http://forum.xda-developers.com/show....php?t=2655893 i downloaded all the files needed.

1) C5502_4.3_Stock_INDIAN_Pre-Rooted&Dual Recovery.zip

2) C5502_10.4.B.0.101_Generic_INDIA.ftf

3) Super SU User Update v1.93 Flashable zip

4) hjsplit software

Installation Instruction:

1)If you're not rooted on 4.3 build10.4.B.0.569 then downgrade to stock 4.1.2 and root it using Doomlord's Easy RootingToolkit and also install recovery.

2)Download the 4 files at the link below and when finished join the splitted files using the hjsplit software provided in the download link then copy C5502_4.3_Stock_INDIAN_Pre-Rooted.zip files to your SD Card.

3)Boot into recovery and wipe data, wipe cache, wipe dalvik and choose option "Clean to install a new rom" in the recovery. Then flash the C5502_4.3_Stock_INDIAN_Pre-Rooted.zip and the Super SU v1.93 flashable zip.

4)Power Off Phone. Do not reboot/Do not turn on the phone.

5)Flash C5502_10.4.B.0.101_Generic_INDIA.ftf file using FlashTool with "Exclude- System" marked in the checkbox before flashing it.
(Do not forget to mark the exclude "System" before flashing via FlashTool otherwise it will overwrite the zip files we just flashed above)

6)Turn on the phone and Enjoy the INDIAN variant for our Xperia ZR phone

on the no.2 part do i have to copy Super SU v1.93 flashable zip to my SD card also?
on the no.3 how to boot into recovery and flash C5502_4.3_Stock_INDIAN_Pre-Rooted.zip and the Super SU v1.93 flashable zip?

sorry for the noob questions this will be my first time rooting a phone.. thank you so much