Copernic Desktop Search
X1 Search

https://social.technet.microsoft.com/Forums/windowsserver/en-US/b41a3f55-8d5e-4adb-9ec9-b659904762c9/windows-10-search-indexing-network-share

https://winaero.com/blog/how-to-search-network-shares-or-mapped-drives-in-windows-10/

It can be done by changing local security policy running gpedit.msc on local machine or group policy management on domain controller if you need more global approach. 

Computer Configuration> Windows Settings> Security Settings> Local Policies> Security Options

Enable "User Account Control: Admin Approval Mode for the Built-in Administrator account". Machine needs to be restarted. 

For Windows 7 there are only 2 registry keys to add/change:

Subkey: HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate
DWORD value: DisableOSUpgrade = 1

Subkey: HKLM\Software\Policies\Microsoft\Windows\Gwx
DWORD value: DisableGwx = 1

For Windows 7 there are only 2 registry keys to add/change:

Subkey: HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate
DWORD value: DisableOSUpgrade = 1

Subkey: HKLM\Software\Policies\Microsoft\Windows\Gwx
DWORD value: DisableGwx = 1