Win7 how the system removes redundant startup items

A computer installed the same Win7 system in C and F respectively, when you format the F disk, you will still start with two startup options in the Startup menu, although the format of the F disk, that is, the system in the F disk does not exist, but does not modify the boot menu file located in C disk, It still retains the boot information when the dual system, the solution to this problem is to manually remove the redundant startup options, specific actions as follows

　　First, open the Start and Recovery dialog box

Right-click on the computer icon in the Win7 system, select "Properties" from the pop-up shortcut menu, click "Advanced System Settings" on the left in the pop-up window, open the System Properties dialog box and click "Advanced"-"Startup and Recovery"-"settings", as shown in Figure 1

Figure 1 Startup and Recovery-settings

　　Second, enter the editorial status

Click the Edit button in the Open Startup and Recovery dialog box to enter the edit status, as shown in Figure 2

Figure 2 Startup and recovery-settings

　　Note: This Win7 system is not a barrier, so the screenshot below is not "edit" in the red box, XP users can point to see

　　Third, edit the startup item

The system will use the Notepad program to open the Boot.ini file, remove the extra code, leaving only

multi (0) disk (0) rdisk (0) partition (1)/windows= "MicrosoftWindows XP Professional"/noexecute=optin/fastdetect

Previous statements, as shown in Figure 3

Figure 3 Preserving Code

After you delete the extra statements, close the window, boot.ini the text of the file has changed, and ask if you want to save it, click "Yes" to save it, and restart your computer no more than two startup options will appear.