Can i Install SKZ official firmware to INS mobile for Galaxy s5 G900H

Hai i have the Samsung Galaxy s5 G900H

i am a Indian my mobile running with Android 5.0 lollipop. it was very slow and hanging. now am going to downgrade my os to 4.4 kitkat.

when i searching for the rom in sammobile site. i say Kazakhstan got 6.0.1, can i install this rom for regular usage.

Rom dateils:
Country/Carrier : Kazakhstan
Version: 6.0.1
PDA: G900HXXU1CPE6
CSC: G900HOXY1CPE6

My default Rom Details:

Country/Carrier : India
Version: 5.0
PDA: G900HXXS1BPC8
CSC: G900HODD1BOL1...

Can i Install SKZ official firmware to INS mobile for Galaxy s5 G900H

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