Prerequisite: ROOT YOUR PHONE.
Okay folks, I guess I had to take matters into my own hands. There was no video on what to do for Sprint.
I read the XDA site and made some logical conclusions with the file they had. Then I made a video:
(how to enable the hotspot that comes in your phone, actually not very hard) ENJOY!
Please check out other awesome things at: UltimatePeter.com
This is from my youtube description:
So here it is. Haven't seen any other vids on how to do this yet. This will enable the internal system wifi tethering on your settings menu. This is for Samsung Galaxy S4 on Sprint. Do at your own risk. You are about to replace your Services Jar file and odex files, so... Worked great for me, but still at your own risk. I claim no responsibility and modifying your phone in such a manner is your responsibility and liability. Why? Because you own your phone. I don't... and neither does Sprint. I am providing this information for educational purposes.
XDA Thread: [MOD][Deodex][Odex][MDC]Hotspot Mod - xda-developers
Odexed Replacement Zip: MDCHotspotMod-Odexed.zip | by crawrj for Galaxy S 4
Youtube Address: youtu.be/1Jin3v04O_Q