Gets or sets a flag that indicates whether to append the acquired pages to the end of an existing file that supports multi-page files.
Flag that indicates whether to append the acquired pages to the end of an existing file that supports multi-page files. Possible values are: true to append pages to the end of the file, false to not append pages to the end of the file. This is the default value.
Note: This member is ignored when using WIA version 2.0.
For an example, refer to WiaSession.AcquireToFile