Help How to connect to and Disconnect from PC

[Oriley]

Can an expert please explain how to connect and disconnect from a PC.....thank you
I can not disconnect from my PC Win XP Pro by opening "Safely Remove Hardware " ? Had to turn off PC , because it said" it was not possible to disconnect at this time try later "?????

 

[SUroot]

Since Windows 2000 it has not been necessary to safely remove hardware.

If you are mounting as disk drive, unmount via notification area and wait until the preparing SD card notification has disappeared then unplug.

If not, just unplug