Versions

5.2.3790.3959 (srv03_sp2_rtm.070216-1710)	0.82%
5.1.2600.5512 (xpsp.080413-0852)	63.84%
5.1.2600.5512 (xpsp.080413-0852)	0.27%
5.1.2600.5512 (xpsp.080413-0852)	0.55%
5.1.2600.5512 (xpsp.080413-0852)	0.82%
5.1.2600.5512 (xpsp.080413-0852)	0.55%
5.1.2600.5512 (xpsp.080413-0852)	0.27%
5.1.2600.5512 (xpsp.080413-0852)	0.27%
5.1.2600.5512 (xpsp.080413-0852)	0.27%
5.1.2600.5512 (xpsp.080413-0852)	3.01%
5.1.2600.5512 (xpsp.080413-0852)	0.55%
5.1.2600.5512 (xpsp.080413-0852)	2.47%
5.1.2600.5512 (xpsp.080413-0852)	0.27%
5.1.2600.5512 (xpsp.080413-0852)	0.27%
5.1.2600.5512 (xpsp.080413-0852)	0.55%
5.1.2600.5512 (xpsp.080413-0852)	0.27%
5.1.2600.5512 (xpsp.080413-0852)	2.19%
5.1.2600.5512 (xpsp.080413-0852)	0.27%
5.1.2600.5512 (xpsp.080413-0852)	1.10%
5.1.2600.5512 (xpsp.080413-0852)	1.37%
5.1.2600.5512 (xpsp.080413-0852)	0.27%
5.1.2600.5512 (xpsp.080413-0852)	0.27%
5.1.2600.5512 (xpsp.080413-0852)	1.64%
5.1.2600.5512 (xpsp.080413-0852)	0.27%
5.1.2600.5512 (xpsp.080413-0852)	0.27%
5.1.2600.3311 (xpsp.080211-1047)	0.55%
5.1.2600.3300 (xpsp.080125-0707)	0.27%
5.1.2600.3244 (xpsp.071030-0319)	0.27%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)	13.15%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.55%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.27%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.27%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.27%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.55%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.27%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.27%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.27%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.27%

This is a Windows system installed file with Windows File Protection (WFP) enabled.

There are 38 versions of wiadefui.dll in the wild, the latest version being 5.2.3790.3959 (srv03_sp2_rtm.070216-1710). The average file size is about 1.66 MB.

The WIA platform enables imaging/graphics applications to interact with imaging hardware and standardizes the interaction between different applications and scanners. This allows those different applications to talk to and interact with those different scanners without requiring the application writers and scanner manufactures to customize their application or drivers for each application-device combination.