Bonjour.
Tu crées un point de restauration.
Copie-colle ce qui suit dans un blocnote, en vérifiant que retour à la ligne est bien décoché dans menu Format.
Windows Registry Editor Version 5.00
[HKEY_CLASSES_ROOT\.exe]
@="exefile"
"Content Type"="application/x-msdownload"
[HKEY_CLASSES_ROOT\.exe\PersistentHandler]
@="{098f2470-bae0-11cd-b579-08002b30bfeb}"
[HKEY_CLASSES_ROOT\.lnk]
@="lnkfile"
[HKEY_CLASSES_ROOT\.lnk\ShellEx]
[HKEY_CLASSES_ROOT\.lnk\ShellEx\{000214EE-0000-0000-C000-000000000046}]
@="{00021401-0000-0000-C000-000000000046}"
[HKEY_CLASSES_ROOT\.lnk\ShellEx\{000214F9-0000-0000-C000-000000000046}]
@="{00021401-0000-0000-C000-000000000046}"
[HKEY_CLASSES_ROOT\.lnk\ShellEx\{00021500-0000-0000-C000-000000000046}]
@="{00021401-0000-0000-C000-000000000046}"
[HKEY_CLASSES_ROOT\.lnk\ShellEx\{BB2E617C-0920-11d1-9A0B-00C04FC2D6C1}]
@="{00021401-0000-0000-C000-000000000046}"
[HKEY_CLASSES_ROOT\.lnk\ShellNew]
"Handler"="{ceefea1b-3e29-4ef1-b34c-fec79c4f70af}"
"IconPath"=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,\
74,00,25,00,5c,00,73,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,73,\
00,68,00,65,00,6c,00,6c,00,33,00,32,00,2e,00,64,00,6c,00,6c,00,2c,00,2d,00,\
31,00,36,00,37,00,36,00,39,00,00,00
"ItemName"="@shell32.dll,-30397"
"MenuText"="@shell32.dll,-30318"
"NullFile"=""
[HKEY_CLASSES_ROOT\.lnk\ShellNew\Config]
"DontRename"=""
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{00021401-0000-0000-C000-000000000046}]
@="Shortcut"
"DisableProcessIsolation"=dword:00000001
"AppId"="{00021401-0000-0000-C000-000000000046}"
"LocalizedString"=hex(2):40,00,25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,\
6f,00,6f,00,74,00,25,00,5c,00,73,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,\
00,5c,00,73,00,68,00,65,00,6c,00,6c,00,33,00,32,00,2e,00,64,00,6c,00,6c,00,\
2c,00,2d,00,35,00,30,00,31,00,39,00,37,00,00,00
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{00021401-0000-0000-C000-000000000046}\Elevation]
"Enabled"=dword:00000001
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{00021401-0000-0000-C000-000000000046}\InProcServer32]
@="shell32.dll"
"ThreadingModel"="Apartment"
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{00021401-0000-0000-C000-000000000046}\PersistentAddinsRegistered]
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{00021401-0000-0000-C000-000000000046}\PersistentAddinsRegistered\{89BCB740-6119-101A-BCB7-00DD010655AF}]
@="{00021401-0000-0000-C000-000000000046}"
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{00021401-0000-0000-C000-000000000046}\PersistentHandler]
@="{00021401-0000-0000-C000-000000000046}"
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{00021401-0000-0000-C000-000000000046}\ProgID]
@="lnkfile"
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{00021401-0000-0000-C000-000000000046}\shellex]
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{00021401-0000-0000-C000-000000000046}\shellex\MayChangeDefaultMenu]
[HKEY_CLASSES_ROOT\exefile]
@="Application"
"EditFlags"=hex:38,07,00,00
"FriendlyTypeName"=hex(2):40,00,25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,\
00,6f,00,6f,00,74,00,25,00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,\
32,00,5c,00,73,00,68,00,65,00,6c,00,6c,00,33,00,32,00,2e,00,64,00,6c,00,6c,\
00,2c,00,2d,00,31,00,30,00,31,00,35,00,36,00,00,00
[HKEY_CLASSES_ROOT\exefile\DefaultIcon]
@="%1"
[HKEY_CLASSES_ROOT\exefile\shell]
[HKEY_CLASSES_ROOT\exefile\shell\open]
"EditFlags"=hex:00,00,00,00
[HKEY_CLASSES_ROOT\exefile\shell\open\command]
@="\"%1\" %*"
"IsolatedCommand"="\"%1\" %*"
[HKEY_CLASSES_ROOT\exefile\shell\runas]
[HKEY_CLASSES_ROOT\exefile\shell\runas\command]
@="\"%1\" %*"
"IsolatedCommand"="\"%1\" %*"
[HKEY_CLASSES_ROOT\exefile\shellex]
[HKEY_CLASSES_ROOT\exefile\shellex\DropHandler]
@="{86C86720-42A0-1069-A2E8-08002B30309D}"
[HKEY_CLASSES_ROOT\exefile\shellex\PropertySheetHandlers]
[HKEY_CLASSES_ROOT\exefile\shellex\PropertySheetHandlers\PifProps]
@="{86F19A00-42A0-1069-A2E9-08002B30309D}"
[HKEY_CLASSES_ROOT\exefile\shellex\PropertySheetHandlers\ShimLayer Property Page]
@="{513D916F-2A8E-4F51-AEAB-0CBC76FB1AF8}"
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\lnkfile]
@="Shortcut"
"EditFlags"=dword:00000001
"FriendlyTypeName"="@shell32.dll,-4153"
"IsShortcut"=""
"NeverShowExt"=""
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\lnkfile\CLSID]
@="{00021401-0000-0000-C000-000000000046}"
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\lnkfile\shellex]
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\lnkfile\shellex\ContextMenuHandlers]
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\lnkfile\shellex\ContextMenuHandlers\OpenContainingFolderMenu]
@="{37ea3a21-7493-4208-a011-7f9ea79ce9f5}"
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\lnkfile\shellex\ContextMenuHandlers\SafeSpace]
@="{973F5EB1-6021-435B-B46D-3BA01FCFC892}"
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\lnkfile\shellex\ContextMenuHandlers\{00021401-0000-0000-C000-000000000046}]
@=""
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\lnkfile\shellex\DropHandler]
@="{00021401-0000-0000-C000-000000000046}"
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\lnkfile\shellex\IconHandler]
@="{00021401-0000-0000-C000-000000000046}"
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\lnkfile\shellex\PropertySheetHandlers]
[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\lnkfile\shellex\PropertySheetHandlers\ShimLayer Property Page]
@="{513D916F-2A8E-4F51-AEAB-0CBC76FB1AF8}"
Ensuite tu cliques droit sur ce fichier, tu choisis Fusionner et tu acceptes.
Un message t'avertira de la bonne exécution du fix.