Although the new boot menu offers more options, there are users who still prefer using the classic black and white boot menu.
The new graphical boot menu can be enabled or disabled with ease in Windows 10. You just need to execute a simple command in elevated Command Prompt in order to disable or enable the new bootloader. The EasyBCD 2.3 for Windows 10 (free for non-commercial use) also supports enabling or disabling the new boot menu.
In this guide, we will see how to enable or disable the new graphical boot menu in Windows 10 using Command Prompt as well as EasyBCD. Disabling the graphical boot menu will automatically enable the classic Windows 7-style boot menu. Likewise, enabling the graphical boot menu will automatically disable the classic boot menu. The classic boot menu is helpful to quickly boot into the safe mode in Windows 10.
Method 2 – enable or disable graphical boot menu via EasyBCD
Method 1
Turn on or off graphical boot menu via Command Prompt
Step 1: Open Command Prompt with administrator rights. To do so, type Command Prompt or CMD in Start menu or taskbar search box, right-click on Command Prompt entry and then click Run as administrator option.Click Yes button when you see the User Account Control prompt.
Step 2: In the elevated prompt type following commands to enable or disable the graphical boot loader.
To enable the graphical boot menu:
bcdedit /set {default} bootmenupolicy standard
To disable the graphical boot menu:
bcdedit /set “{current}” bootmenupolicy legacy
Step 3: You may now close the Command Prompt. Reboot your PC to see the change.
Method 2
Enable or disable graphical boot menu using EasyBCD
Step 1: Visit this page and download EasyBCD 2.3 or newer version. Older versions of EasyBCD doesn’t support enabling or disabling the graphical boot menu in Windows 10.Step 2: Run the setup file and install EasyBCD.
Step 3: Launch EasyBCD, click Edit Boot Menu (see picture below).
Step 4: Check the option labelled Metro bootloader to enable the graphical boot menu and uncheck the same to disable graphical boot loader. Click Save settings to turn on/off the graphical boot menu.
Close EasyBCD and reboot your PC.
Source: http://www.intowindows.com/how-to-enable-or-disable-graphical-boot-menu-in-windows-10/