HELP! my wd passport won't automatically download anymore

i have a pc, windows 7 and the wd software was working fine before, but i notice lately it won’t automatically backup. the last time i updated the software and then the files backed up fine, but i’ve tried that now and it’s telling me there are no updates. my drive is being picked up fine, i can access my files, it just won’t back up. someone plz help

Hello, you can try unisntalling Smartware and then installing the latest version. Click below for the download link.

http://wdc.custhelp.com/app/answers/list/search/1/kw/smartware%20download