Hello everyone, please advise me reliable well-working firmware for IP cameras DS-2CD1031-I and DS-2CD2020F-IW. Now there are these: DS-2CD2020F-IW V5.4.5 build 170123- began to freeze. DS-2CD1031-I V5.4.5 build 170124 - in the video resolution setting mode, the video is reset to the lowest quality. Thanks