You need to go into regedit and delete all samsung folders. Windows uninstall does not remove them completely.
Hit Ctrl+R or Start, click run and type in
regedit
On the left side, you will see 5 folders
Open (+)
HKEY LOCAL USER
expand(+)
Software
Go down to anything that says Samsung, right click and delete folder.
Do the same for
HKEY LOCAL MACHINE
and
HKEY USER
Look in every software folder to see if there is anything Samsung
Delete everything Samsung
Then do a new download of the Samsung updater and drivers...