Update registry:

regedit --> HKEY_LOCAL_MACHINE --> SYSTEM --> CurrentControlSet --> Control --> Power --> 
CsEnabled set to 0 (from 1)

Add the power plans if they still are not shown:

Power saver

powercfg -duplicatescheme a1841308-3541-4fab-bc81-f71556f20b4a

Balanced

powercfg -duplicatescheme 381b4222-f694-41f0-9685-ff5bb260df2e

High Performance

powercfg -duplicatescheme 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c

Ultimate Performance - Windows 10 build 17101 and later

powercfg -duplicatescheme e9a42b02-d5df-448d-aa00-03f14749eb61