opentrack connect but doesnt track properly it keep twitching

[YousefMohamed101]

https://streamable.com/mimoo8 as u can see in the video it keep twitching and doest respond to my phone rotations idk how to fix it also here is the freepie on my phone https://streamable.com/orj346 please tell me what iam doing wrong any help would be appreciated thank you in advance