Signal before was so good,the quality of the video call so bright,the sound quality also is good but after how many months, during video call so blurred, sounds quality still good,then now the message always delayed it takes time before u will receive the worst is 1hr after is the longest time before u receive it,, please signal if u can't fix this problem, please remove ur app here in play store,, always updating but nothing changes 😠😠😠 No to recommend this👎👎