First, you need to install the official version of Office under the Windows system, then activate the InstantView button to enter the following interface:

1. Click Settings in the capture options:

2. Click the export service option. If Office is not installed or the Office Starter version is installed, the following red color will appear in its InstantView setting interface. Tips in the box:

　3. After the settings are completed and click OK, you can shut down the computer and then activate the InstantView button to enter the InstantView system.

　4. Click on the red box below The icon in enters the Office document browsing interface: