...
When a update is available you will be prompted when the application opens.
Select the Download Now link to begin the download. The IMSI/Design Update Center runs from your system tray, so you can opt to download even if the application is closed.
The update center will track the download and the time.
...
Once the download is complete you will be prompted to Install the update by clicking the Install Now link. You will have to close the application before running the installation of the update.