After Win7 reinstalls a black screen and prompts All boot options how to solve

Even with advanced systems, there are various problems. As the system is updated and developed, more and more users choose to install the upgraded version. Nowadays, it has developed to Win10, but according to statistics, Win7 system is still the most popular. Although Win7 everyone knows, it is inevitable that some problems will be encountered. A long time ago to restart the computer appears on a blank screen appears after the question Win7 system installation and prompts Allboot options are tried, this is how it all about?

1, the machine, and shortcut keys Go to the bios settings interface, switch to the security option, use the up and down arrow keys on the keyboard to select the “secure boot” option, and then press the Enter key. In the pop-up window, select “ldquo;Disabled”, as shown below:

2, then switch to the "Startup" option, move the cursor to "UEFI/Legacy Boot", and press Enter to set the value of the UEFI/Legacy Boot option in the pop-up window. ;Both”; then move the cursor to 'UEFI/Legacy Boot Priority", press Enter to select “UEFI First” in the pop-up options window. As shown below:

3, after completion of the operation, press the F10 key to save the settings and exit bios.

A black screen like this will appear on the computer, but it should be operated for specific reasons. Remember that you can't do it casually. If you don't know it, please ask a professional to handle it.