I recently upgraded my computer from Windows Vista to Windows 7 and now my computer can't read my SD Card.?

Try download and install this driver a href="http://www.csd.toshiba.com/cgi-bin/tais/support/jsp/download.jsp?ct=DL&soid=1713025&ref=EV" rel="nofollow"http://www.csd.toshiba.com/cgi-bin/tais/…/a should fix it