Can't loggin on PC

Trying to loggin on pc, I input phone number, fails to text, then locks me ot for 24 hours.

I tried adding password in APP, then tried loggin in next day using password, fails and locks me out again.

So next day tried via qr code, does not work, locked out again. no option for password reset using pc. I need to use PC as will be copying and pasting live stream info