To check for updates in LP360 software, follow these steps:

1. Open LP360 and navigate to the Support Ribbon.
2. Select the "Check for Updates" button on the Support Ribbon.
3. The "Select Product Installation Version" dialog will appear, displaying your currently installed version, the latest available version, any available patches, and the available experimental version, as applicable.
4. Select the desired installation type (Patch, Experimental or Release) and select the "Download and Install" button at the bottom of the dialog.

See the LP360 Software Update Guide for more details.