Your driver is up to date - if you have a problem with your driver, you can try to re-install the old version as below .
SyncMaster SB350_S23B350H/S23B350T (HDMI)
Others
1.0
2012-09-21
3.9 MB
2K, XP, 2K3, VISTA, WIN7, WIN8, WIN81, WIN10/32bits
XP, VISTA, WIN7, WIN8, WIN81, WIN10, WIN11/64bits