
If you have slow or inconsistent Internet, you should go to some place that has a strong connection and follow the instructions for creating a USB install disk you can use at home. Though you can walk away for large portions of the process, you can expect all the downloading and file copying to take at least 60 minutes and, in our case, closer to two hours on a fast Internet connection. If you don't have a system restore disk already, it's a good idea to make a full system backup, using disk imaging software such as Macrium Reflect, which makes a bit-by-bit copy of your hard drive.įinally, make sure you have 1 to 2 hours free to run the install. Before you begin the process, make sure you have all of your data files backed up, preferably to a cloud service such as Microsoft's own One Drive, where you can download them again if your computer crashes. Boot from the DVD (F12 Menu) (Legacy Option > DVD) Note: You may experience a delay (1 to 5 minutes) to boot to the Dell Screen with Spinning Circles. Look in BIOS, if shipped with W7 it is most likely in Legacy mode.

Windows 10 should install without a hitch, but driver problems are a possibility and, during any system update, there's always a chance something will go wrong. How to Install Windows 10 from a Dell Windows 10 DVD.
