Why doesn't my tablet have the red cross anymore?

[Ishmam Shafi]

why is my tablet suddenly charging when connected to the computer (there is no red cross) and why can't my computer identify it anymore?

 

[Golfdriver97]

why is my tablet suddenly charging when connected to the computer (there is no red cross) and why can't my computer identify it anymore?

Devices are supposed to charge when connected to a PC. As for the red cross, did you used to see that on your PC or the tablet? If on a PC what PC do you have?