when browsing for vedio, the vedio interupting and an circle moving continue long time like net problem, but my net is full data and perfect,,, space Also no problem,,, but vedio not opening smoothly,

private vedio or ordinary,,,, all vedio opening after break down continue,,,, even I check my phone , phone network, space all are fine ,,, but this app not working properly, sprey like vedio opening,,,, curser moving continue, so not able see an vedio continually showing arror type moving the net baar icon and the vedeo hanging continuosly