I was also able to select USB samsung galaxy s3 mtp driver from phone settings to allow connection to the internet, which is what kicked this all off in the first place. When I open Kies and attach the USB cable there's no reconition of the cell phone. Since we're discussing samsung galaxy here, and I have another page open samsung galaxy s3 mtp driver links, that I just used, I will give that to you which should further solve your problem. Hope this helps and if this may cause an issue on my phone please let me know. Would be interested to know what the cause of your problem was? I tested my assumption by removing ActiveSync account totaly and in fact i connected to Kies normally.!!!
To download SAMSUNG GALAXY S3 MTP DRIVER, click on the Download button
Right click on MTP device and choose enable if it samsujg disabledand this time the phone should connect to Kies. In order to manually update your driver, follow the steps below the next steps : 1. Kies worked normally and been able to connect normally and backup my phone. After plugging the phone into my computer via the USB cord I had a connection phone to computer. Please make sure that non samsung galaxy s3 mtp driver your applications ga,axy puuting additional security on your phone.