I have two hikvision ip cameras ,the model are DS-2CD2142FWD-IWS20160127BBWR5xxxxxx, them come with the multi-language menu. their firmware is V5.3.8 build 151224. I want to upgrade them to v5.4. which firmware is fit for these? Because some camera sn numbers with CC is chinese hack to english, it need to use chinese firmware, their sn numbers with BB , I want to know if they can use english firmware to upgrade, thanks