Help/Support Extract SEP and Baseband to use in FutureRestore

[Kyle2100 2.2k iPhone 13 Pro Max 16.0 Donor]

So I’m trying to use FutureRestore to upgrade to 11.3.1 but many people on reddit are saying u have to extract the sep and baseband and install/verify them manually which Ik how to do but no clue on extracting them from an ipsw 

[Fadexz 5.7k iPhone X 14.3]

You might be able to use the latest on from iOS 11.4 but IDK if its compatible maybe that's why they are saying that.

You can find the files in the IPSW I think, just look up a video on how to find them.

[Kyle2100 2.2k iPhone 13 Pro Max 16.0 Donor]

5 hours ago, Fadexz said:

You might be able to use the latest on from iOS 11.4 but IDK if its compatible maybe that's why they are saying that.

You can find the files in the IPSW I think, just look up a video on how to find them.

I figured it out 

Solved!