Mattermost beta iOS app 1.8.0 (104) Can’t type Chinese and need passcode everytime

Hi @amy.blais,
The keyboard is Chinese (Simplified) - Pinyin

And here is video I just recorded: https://www.dropbox.com/s/6apd61eprph6fol/IMG_2102.TRIM.MOV?dl=0
Please check this out.