1、WINDOWS+R输入regedit
2、第一种方法：找到以下位置——计算机\HKEY_LOCAL_MACHINE\SOFTWARE铳曹扑钜\Microsoft\Windows Photo Viewer\Capabilities\Fil髫潋啜缅eAssociations
3、第二种方法：复制以下代码按图行事Windows Registry Editor Version 5.00[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows Photo Viewer\Capabilities\FileAssociations]".tif"="PhotoViewer.FileAssoc.Tiff"".tiff"="PhotoViewer.FileAssoc.Tiff"".JPG"="PhotoViewer.FileAssoc.Tiff"".png"="PhotoViewer.FileAssoc.Tiff"".tga"="PhotoViewer.FileAssoc.Tiff"".bmp"="PhotoViewer.FileAssoc.Tiff"".jpeg"="PhotoViewer.FileAssoc.Tiff"
