win10没有图片查看器

复制到记事本，后缀改为.reg,双击运行导入，即可使用图片查看器

Windows Registry Editor Version 5.00
; Change Extension's File Type 
[HKEY_CURRENT_USER\Software\Classes\.jpg] 
@="PhotoViewer.FileAssoc.Tiff" 
; Change Extension's File Type 
[HKEY_CURRENT_USER\Software\Classes\.jpeg] 
@="PhotoViewer.FileAssoc.Tiff" 
; Change Extension's File Type 
[HKEY_CURRENT_USER\Software\Classes\.gif] 
@="PhotoViewer.FileAssoc.Tiff" 
; Change Extension's File Type 
[HKEY_CURRENT_USER\Software\Classes\.png] 
@="PhotoViewer.FileAssoc.Tiff" 
; Change Extension's File Type 
[HKEY_CURRENT_USER\Software\Classes\.bmp] 
@="PhotoViewer.FileAssoc.Tiff" 
; Change Extension's File Type 
[HKEY_CURRENT_USER\Software\Classes\.tiff] 
@="PhotoViewer.FileAssoc.Tiff" 
; Change Extension's File Type 
[HKEY_CURRENT_USER\Software\Classes\.ico] 
@="PhotoViewer.FileAssoc.Tiff"