Have you installed version 20.7? Let us know in the comments below if you notice the speed difference!
For live TV and sports fans, Oreo TV 20.7 is the clear winner. oreo+tv+latest+version+20+7+apk+download+exclusive
In the video player, use the audio delay feature (usually a clock icon). Adjust by +0.5s increments until sync is perfect. Have you installed version 20