If your KnowItAll Spectral Library subscription is active and you are using the latest version of the software, you can always get access the most recent data in your subscription license. 

NOTE: If you first need to update to the latest version of the software, go here. 

For KnowItAll Spectral Library subscribers connected to the internet: 

We recommend that you enable the Database Downloader in the KnowItAll software for automatic database update alerts.

• To do so, go to License > Enable Database Downloader.
• Then when new databases are available you will be prompted to update.  

You can also manually download the most recent updates in your license by going to License > Download Databases Now.  

For KnowItAll Spectral Library subscribers who are offline: 

• You can manually download the latest data in your license by going to https://get.knowitall.com/Databases/
• Then, download the appropriate technique updates zip file for your subscription.  
• The downloaded file should be unzipped and moved to the computer with KnowItAll on it.  
• Replace the current files at C:\Users\Public\Documents\Wiley\KnowItAll\Databases\ in the appropriate technique folder.