how do i fix games kicking me out saying unexpected client behaviour after i attached jjsploit.

All you gotta do is reinstall roblox 

If your kick still on dont worry you are not banned from roblox its just some files messed up in roblox files due the injection of your cheat

Sinces you are using Jjsploit Use (Fix Roblox),If it didnt work then.

follow these steps:

1-Unistall Roblox User/Player

2-Download roblox from Microsft store(Windows)

3-lanuch roblox from MICROSOFT STORE and play any game in roblox then close it 

4-Download roblox from the website

5-lanuch roblox from the WEBSITE and play any game in roblox then close it 

5-Unistall roblox from(Micrsoft store)

6-Then you will be able to play roblox with out kicking you