[blueis300]

Ok I rooted then flashed the mr2 and it unrooted then I said the heck with it and wanted to unroot. I did that but no longer get 4g. Any ideas what I did or can do?
Nevermind fixed so far.

 

[Captainkrtek]

Try hitting #*#*4636*#*# and then on the dropdown select LTE Mode or LTE+CDMA/EvDo

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[TRE_588]

wait so you rooted...flashed mr2 and lost root, which im thinking you flashed the unrooted version of the Ruu and said that it was fine now you can't access 4g?