News grapefruit, grapefruit wallpaper normal uninstall method is not to say, before the article said many times before.
The digital signature found on the official website.
So the official installation package covering installation, and then uninstall method can also be used.
Here are violent remove, or a total uninstall virtual machine installation process analysis.
1.Autoruns software to remove the boot, restart deleted. Yz fill filter, uncheck the item under reference chart (some computers normal startup items may also have yz words, make no mistake). 
Filter to choose the right keywords, such as startup items in the figure below keywords to find the whole not enough.
Uncheck restart at the computer, and then delete the files on the list.
To delete a file:
2. Restart not deleted.
End grapefruit wallpaper related processes (mutnly.exe, svparte.exe, player.exe etc.)
end YZSvcHost and uzsvtV1 service
new text document, paste the following content:
Windows Registry Editor Version 5.00
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\*\shellex\ContextMenuHandlers\YZWallpaper]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\*\shellex\DragDropHandlers]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppID\{2D5A17FB-C2CE-4D5E-80D4-B4EC11254DE7}]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppID\OverlayIcon.DLL]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3E2271D6-DC87-46C5-99BC-DE8AFC42F3B3}]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{4D9D85CE-C5BD-4B14-9452-48ABC24C05EA}]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{F63A6707-2065-4260-B401-A1907230AF89}]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Directory\Background\shellex\ContextMenuHandlers\MyShellExt]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Directory\shellex\ContextMenuHandlers\YZWallpaper]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Directory\shellex\DragDropHandlers\YZWallpaper]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Drive\shellex\ContextMenuHandlers\YZWallpaper]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Drive\shellex\DragDropHandlers\YZWallpaper]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Folder\ShellEx\ContextMenuHandlers\YZWallpaper]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Folder\ShellEx\DragDropHandlers\YZWallpaper]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{405BA206-090C-4DA3-9154-8D2D1C5C2F82}]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{76845243-CCBF-4230-8BCD-CC7248283070}]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\lnkfile\shellex\ContextMenuHandlers\YZWallpaper]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\lnkfile\shellex\DragDropHandlers]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{19BA6DE5-9D9F-457B-A97B-6C7831C7AE78}]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{49A1784D-AF1E-45D5-9ABB-D7E2A74334F7}]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{405BA206-090C-4DA3-9154-8D2D1C5C2F82}]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{76845243-CCBF-4230-8BCD-CC7248283070}]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\YZWallpaperOverlayIcon.MyYZWallpaperOverlayIcon]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\YZWallpaperOverlayIcon.MyYZWallpaperOverlayIcon.1]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\ShellIconOverlayIdentifiers\ YZWallpaperOverlayIcon]
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Approved]
"{4D9D85CE-C5BD-4B14-9452-48ABC24C05EA}"=-
[-HKEY_LOCAL_MACHINE\SOFTWARE\TXlTb2Z0]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\DownloadManager]
[-HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\柚子壁纸]
[HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Svchost]
"YzWallWork"=-
[-HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\YZWallpaper]
[-HKEY_LOCAL_MACHINE\SOFTWARE\YZWallpaper]
[-HKEY_LOCAL_MACHINE\SOFTWARE\YzWallvcHost]
[-HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\uzsvtV1]
[-HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\YZSvcHost]
[-HKEY_USERS\.DEFAULT\Software\Microsoft\Internet Explorer\Main]
[HKEY_USERS\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"ProxyEnable"=-
[-HKEY_USERS\.DEFAULT\Software\YZWallpaper]
[-HKEY_CURRENT_USER\Software\MiNi]
[-HKEY_CURRENT_USER\Software\Tips]
[-HKEY_CURRENT_USER\Software\YZWallpaper]
After saving, change txt suffix for the reg import, double-click the reg file, win10 systems may require Nsudo software to enable full privileges to run reg.
After you import the registry, registry software-related content on cleared. Over the top, it can administrator cmd, and then execute the following command:
sc delete uzsvtV1
sc delete YZSvcHost
Then end the explorer.exe process, and then a new explorer.exe, add-ins can be solved right occupation. Total uninstall and then refer to the above results, according to the list of files to delete related files.
So far the news grapefruit, grapefruit wallpaper has been completely removed!
PS also can not be resolved, you can read my blog:
For the convenience of everyone, my analysis is derived some anti-reg installed high-speed download bundled software needs can choose
