Sa akin bro ung upgrade sim ko na nablock makasend parin ng get pin tapos bumili ako ng bago upgrade sim pero wla rin lumabas na 4g signal wla parin nag text
Try mo po asteries#asteries#3646633#asteries#asteries
Engineering mode po paps tapos punta ka sa mobile data service preferred
At icheck mo lang ung allow mobile data transmission at full speed
Yan lang paps lalakas yan yung signal mo