Click "start" to bring up the main menu system and navigate to "control Panel" to initiate the procedure for selection of the active partition of the hard disk of the computer.
Select "System and maintenance" and select "Administration".
Open the link "computer Management" double click and enter the administrator password to confirm its powers in the query window.
Specify the item "Managing diske" in the group "Storage" in the navigation pane and open the context menu of the section to be assigned to active, click the right mouse button.
Use the command "Make partition active" to perform the selected operation.
Return to the main menu "start" and navigate to "All programs" to perform the operation of selecting the active partition of the hard disk of the computer the alternative method.
Select "Standard" and call the context menu item "Command prompt" by right-clicking the mouse.
Select "Run as administrator" to comply with security Microsoft and run the command line tool.
Enter the value of the diskpart in the command line box and type list partition, specifying the partition number selected for the destination active in the command-line DISKPART.
Enter the value select partitionx, where x is the partition that should be active, at a command prompt, DISKPART and confirm the selected command by entering a value in the active field of the command line DISKPART.