Please try the following:
1- Go to Search, type power options and click on Power Options from search results
2- On the left side of the window click on Choose what the power button does
3- If needed, click on Change settings that are currently unavailable, under Define power buttons and turn on password *****
4- From the enabled options under Shutdown settings section, uncheck Turn on fast startup (recommended) checkbox to disable Hybrid Shutdown.
5- Click Save changes button to save the modified settings. Close Power Options window when done.
If you have the issue after doing the above please let me know.