Hot Spot not working

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http://androidforums.com – Hi I went back to stock on my phone thinking that the original 4.1.1 from metropcs was out it was not so, so I decided to root again and install goodness rom, I initially installed 8.0.5 and my tethering hotspot was not working, I down graded to 8.0.4 that I knew it was working before and also no go, it doesn't work, I reinstalled metropolis wich also worked before and it doesn't work either. I did while original rom install the update of 2.99 megabytes, that changed my modem from LJ1 to LJ3. I don't Know what could be wrong as if before the hotspot tethering was working in all roms, can a (General)