I was trying to connect my MIT application with my mobile phone through wifi by AI compmanion and after i scan the code and it reach 96% it stops and the gui does not appear ,
Well, you may have added something to your Project since the last time it worked with the Companion? Either there is something wrong with that addition (an extra component or code) or you have increased the size of the Project (an extra image perhaps) or hit the size limit in terms of number of screens used (max is approx 10, but no App should need 10 Screens).
Check your anti-virus package to see if it has started scanning virtual devices.
The emulator is a virtual device.
Here is an example of one such interaction ...