To activate the old Start menu in Windows-8 change the registry key: HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer
and set the value RPEnabled from "1" to "0". (... see Image-2)
Or, please start the cmd.exe [Win-Logo]+[R] cmd.exe + [ENTER]
and type the following command: reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer" /v RPEnabled /t REG_DWORD /d "0"
Microsoft Windows [Version 6.2.8102]
(c) 2011 Microsoft Corporation. All rights reserved.
C:\Users\Nenad>reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer" /v RPEnabled /t REG_DWORD /d "0"
Value RPEnabled exists, overwrite(Yes/No)? yes
The operation completed successfully.