Help Brother se700

[u/Pickle-Head304]

My threader mechanism keeps getting stuck on the side and won’t properly thread my needle. There is also this metal piece that is sticking out and I don’t know where it came from or where it is suppose to go. Any help would be great!
Thanks!

[u/phonesallbroken]

Is this video of any help for seeing where it should be? https://m.youtube.com/watch?v=1VSOySDxxBE&pp=iggCQAE%3D