Perform a backup option is Missing in SharePoint 2013

Perform a backup Missing in SharePoint 2013
Restore from a backup Missing in SharePoint 2013

Root Cause: User is not added as Administrator in the Server
Solution: Adding a user as a local administrator in Windows Server 2008.
Steps:
Start Menu –> Control Panel –> Administrative Tools –> Server Manager
Expand Configuration and then Users and Groups
Click on Groups
Double click Administrators
Add
Type the user name in the window that opens and then click Ok
Refresh Central Admin
You should able to see “Manage Services on Server” option
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Or
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Right click on My Computer
Manage
Expand Local Users and Groups
Click on Groups
Double click Administrators
Add
Type the user name in the window that opens and then click Ok
Refresh Central Admin
You should able to see “Manage Services on Server” option
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If your problem is not solved use below steps…
Install SQL Server 2008 R2.
Install SharePoint Server.
Configure SharePoint Server.
>>>>>Up to above step you have done….Just follow below steps…
Add User to the Farm Administrator group.
Add User to the Site Collections Administrator group.
Add User as the database owner of the SharePoint configuration database.
Add User as the database owner of the SharePoint AdminContent database.
Add User as the computer administrator on every computer in the farm.
User can now log on to the farm and configure it successfully.