#windows7 #bootingproblem #accessdenied
Put the Windows 7 or Windows 10 media in the DVD drive, and then start the computer.
Press a key when you are prompted.
Select a language, a time, a currency, a keyboard, or an input method, and then click Next.
Click Repair your computer.
Select the operating system that you want to repair, and then click Next.
In the System Recovery Options dialog box, click Command Prompt.
Type the following command and press Enter after each command.
•Bootrec /fixboot
•Bootrec /fixmbr
•Exit