Windows 10 Hyper-V VSS Writer

Tried on RS3 16299.19 W10 Pro with Hyper-V enabled = Hyper-V VSS Writer is missing (NO {66841CD4-6DED-4F4B-8F17-FD23F8DDC3DE} )

Code:

PS C:\WINDOWS\system32> vssadmin list writers
vssadmin 1.1 - Volume Shadow Copy Service administrative command-line tool
(C) Copyright 2001-2013 Microsoft Corp.

Writer name: 'Task Scheduler Writer'
   Writer Id: {d61d61c8-d73a-4eee-8cdd-f6f9786b7124}
   Writer Instance Id: {1bddd48e-5052-49db-9b07-b96f96727e6b}
   State: [1] Stable
   Last error: No error

Writer name: 'VSS Metadata Store Writer'
   Writer Id: {75dfb225-e2e4-4d39-9ac9-ffaff65ddf06}
   Writer Instance Id: {088e7a7d-09a8-4cc6-a609-ad90e75ddc93}
   State: [1] Stable
   Last error: No error

Writer name: 'Performance Counters Writer'
   Writer Id: {0bada1de-01a9-4625-8278-69e735f39dd2}
   Writer Instance Id: {f0086dda-9efc-47c5-8eb6-a944c3d09381}
   State: [1] Stable
   Last error: No error

Writer name: 'System Writer'
   Writer Id: {e8132975-6f93-4464-a53e-1050253ae220}
   Writer Instance Id: {65e05ec9-62bd-48de-acd8-e5519162ef1c}
   State: [1] Stable
   Last error: No error

Writer name: 'ASR Writer'
   Writer Id: {be000cbe-11fe-4426-9c58-531aa6355fc4}
   Writer Instance Id: {2edc6731-142c-4f58-8959-6c9929b9fce0}
   State: [1] Stable
   Last error: No error

Writer name: 'MSSearch Service Writer'
   Writer Id: {cd3f2362-8bef-46c7-9181-d62844cdc0b2}
   Writer Instance Id: {e3de35c1-313e-4800-bba8-3c90848e35ec}
   State: [1] Stable
   Last error: No error

Writer name: 'Shadow Copy Optimization Writer'
   Writer Id: {4dc3bdd4-ab48-4d07-adb0-3bee2926fd7f}
   Writer Instance Id: {9c83a0fc-9d5f-4533-85b8-0d59d389c5ca}
   State: [1] Stable
   Last error: No error

Writer name: 'Registry Writer'
   Writer Id: {afbab4a2-367d-4d15-a586-71dbb18f8485}
   Writer Instance Id: {68015e1f-27eb-474c-bdb8-bff777245df1}
   State: [1] Stable
   Last error: No error

Writer name: 'WMI Writer'
   Writer Id: {a6ad56c2-b509-4e6c-bb19-49d8f43532f0}
   Writer Instance Id: {973a877a-a95d-422d-aacf-cb9cc02ace3c}
   State: [1] Stable
   Last error: No error

Writer name: 'COM+ REGDB Writer'
   Writer Id: {542da469-d3e1-473c-9f4f-7847f01fc64f}
   Writer Instance Id: {cfe01023-bdb8-4f3f-b76f-dca0b8d2467f}
   State: [1] Stable
   Last error: No error

Code:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\VSS\Diag\Microsoft Hyper-V VSS Writer

exists, but has no GETSTATE (Enter)/GETSTATE (Leave)