新建一个文本文档，然后将以下代码复制进去，然后就文件后缀改成.bat，双击打开即可.

@echo off&cd\&color 0a&cls

echo Win10 PhotoViewer

reg add "HKLM\SOFTWARE\Microsoft\Windows Photo Viewer\Capabilities\FileAssociations" /v ".jpg" /t REG_SZ /d PhotoViewer.FileAssoc.Tiff /f

reg add "HKLM\SOFTWARE\Microsoft\Windows Photo Viewer\Capabilities\FileAssociations" /v ".jpeg" /t REG_SZ /d PhotoViewer.FileAssoc.Tiff /f

reg add "HKLM\SOFTWARE\Microsoft\Windows Photo Viewer\Capabilities\FileAssociations" /v ".bmp" /t REG_SZ /d PhotoViewer.FileAssoc.Tiff /f

reg add "HKLM\SOFTWARE\Microsoft\Windows Photo Viewer\Capabilities\FileAssociations" /v ".png" /t REG_SZ /d PhotoViewer.FileAssoc.Tiff /f

reg add "HKLM\SOFTWARE\Microsoft\Windows Photo Viewer\Capabilities\FileAssociations" /v ".ico" /t REG_SZ /d PhotoViewer.FileAssoc.Tiff /f

echo Please choose PhotoViewer by right-click

pause