The best place to start when you are looking for information about a device or an application is the <u>website </u>of the company that manufactured the device or programmed the software.
Explanation:
The product that can be a device or application have their information related to its operation, manufacturing or designing. The information is helpful for the end user and found in user manual of that device or application.
Every company has its own website on internet that contains all user manuals of their designed applications and devices. If some one does not have user manual, they can found this information on website of the manufacturing company of that device.
