How can I use Facebook Messenger on Windows 10 (Lumia 535)?

[Windows Central Question]

How can i use Facebook Messenger on Windows 10 (Lumia 535)

I got the following issue: I try to start the Messenger app, and it there's a line on top of the screen(at the beginning with a short blue) and i cant use use the application. I was waiting and trying to reinstall but didnt solved. Please help, thank you.

 

[rex.reyesiii]

Solved it by... going back to Denim.

Looks like its a bug alot of users(including me) experiences this issue on WP10 with (FB)Messenger