On some tablets or phones to connect and copy files you need to go into settings.
2. Developer Options
3. USB Debugging (Check it on)
4. Connect device to your computer.
If you have Windows it should start to install your device.
Once I do this, on my phone or tablet it asks if...
I have a Chinese tablet. Sometimes it is marketed as XVision and sometimes as a KTC. Who knows, maybe something else as well. It is running JellyBean 4.2.2
Here are the specs:
Build RK31SDK-eng 4.2.2 JDQ39lipf.20140307test-keys...