Link feature not working

Expected behavior

when writing a post i expected to be able to use the insert link function to reference my work

Actual behavior

when i clicked on the insert link function, the feature dont respond, meaning its not working.

How to reproduce

download mixion app
login with steemit details
click on add button to make a post
click on insert link option below

• Browser: infinix note 4 pro
• Operating system: nougat

Recording Of The Bug