reg delete "HKCR\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\PackageRepository\Extensions\windows.fileTypeAssociation.jpg\AppXcdh38jxzbcberv50vxg2tg4k84kfnewn" /f
reg query HKCR\AppXcdh38jxzbcberv50vxg2tg4k84kfnewn /s
reg delete HKCR\AppXcdh38jxzbcberv50vxg2tg4k84kfnewn /f
这是解决问题的答案。感谢**Ramesh。**Thanks a million!!!!!!!!