Hello Guys,
After MIUI 10.2.2 Update with 960Fps slow motion update some old features are got problem in the phone.
Problem found is 120Fps and 240Fps Slow motion video recording  is not playing slow in Whatsapp and Other players such as VLC and MX, its playing like normal video.
Can anyone suggest me is this problem only happenig for me? Any solution for this.

Thanks in Advance