SM T561 shows different build number than Google. Looking for Root. Where can I find one?

[AC Question]

SM T561 shows different build number than Google. Looking for Root.

I have a Samsung Galaxy Tab E SM T561 with buildnumer ktu84p.t561xxu0aof1, I am looking how to root it but google shows build number ktu84p.t561xxu0aof2 unlike the one in my Settings. What should I be doing? I dont have much knowledge.