TrayApp.msi Support Guide
How To Fix TrayApp.msi Errors
What is TrayApp.msi?
TrayApp is an application that comes bundled with the HP Photosmart Digital Imaging software, and is used to scan and print documents and photos. It is included with the installation CDs of most HP products. A file called TrayApp.msi tells your PC how to install the required software and drivers.
Click 'Scan' to search for errors.
Click 'Fix All' and you're done!
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