Bests & Worsts Reviews from Amazon

I looooooove roblox but everytime when I say something that is not even bad it does this ####### and one time someone said"I am a bad a$$"and it didn't do the hashtags like wut? So plz fix this,and the other problem, well this is wut happened so one day I logged into roblox and it said "your roblox account is out of date so go to Amazon app to get updated" and so I went there and pressed the button that said "UPDATE" and it didn't update it so plz fix this! Thx!