yes lte upgrade mo nalang. basta nakakapagsend pa ng text yong block mong sim pede pa i upgrade yan pero kung di na wala ng pag asaeffective ba yung lte sim upgrade sa no blocking?
possible di lng nila inaadmit..kaya nbblock din kahit naka off na vpn...mayamaya lang na bblock pa rin. kaya nalalaman din nila history kung lumampas ka like fb or messenger..kaya pag nag complain ka kung bakit nbblock di nila sinasagot.Sim block, afaik they'll be crossing some unpleasant borders if they tried to block the user's device itself, some sort of violations stuff