I'm really sorry to hear about your son. I understand how stressful dealing with computer issues can be, especially when you have important tasks to complete. I'll do my best to help you resolve the problems with your two PCs.
PC1: Virtual Keyboard but No Working Mouse
First, let's address the USB keyboard issue, as resolving this might also help with the mouse problem. Here are some troubleshooting steps:
- Check USB Ports and Devices
- Plug your USB keyboard into different USB ports on the PC.
- Test the USB keyboard on another computer to ensure it is working.
[]Accessing Device Manager with Virtual Keyboard
- Use the virtual keyboard to open the Start menu.
- Type
devmgmt.msc
and...