Win10 start menu and cortana can't work solution

Some Win7/Win8.1 users will encounter “Upstart menu and Cortana” after upgrading to Win10 official version. The next time you log in, we will try to resolve this issue. & rdquo; key error” warning.
In fact, no matter how you restart, the problem will not be fixed.

Before, forum reviewers from foreign Microsoft communities have said that Microsoft will fix the problem and give a temporary solution, but the solution at the time was basically useless.
Recently, the Chinese Microsoft community has given a more appropriate solution to this problem, and it is also very simple.
win10 start menu and cortana can't work solution
1, right click on the "this computer" icon, select “admin<quo;(if you don't have the icon on your desktop, you can right click Desktop, select Personalize → Theme & Rarr; Desktop icon settings, check the "Computer" icon, click “ OK & rdquo; call out; if the start button right-click menu has not expired, select "ldquo; computer" in the menu Management & rdquo; can also enter).

2, click on the arrow next to "Services and Applications" and click "Services" (in fact, users with keyboards can save step 1 and directly press Win+R to bring up &ldquo ;Run”, execute services.msc to enter “service”, as shown above).

3. Locate the User Manager service and right click to select “Properties> (above).

4. In the startup type, select “Auto”, click “OK" (above).
5, at this time in the pop-up "Key Errors" prompts click "“ immediately logout" & rdquo;, after re-login, the problem can be solved.