Fix Black screen (No Desktop) issue after login screen on windows 7,8 &10

Just a black screen with a cursor after logging in to windows.No desktop after entering password in login screen.Easiest way to fix when explorer does not start automatically.

Registry Location : HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindows NTCurrentVersionWinlogon

source

how to repair windows 10