DDU should be used when having a problem uninstalling/installing a driver or when switching GPU brand.

You MUST disconnect your internet or completely block Windows Update when running DDU until you have re-installed your new drivers.

Also support basic Realtek audio driver cleanup.

Keep note that NVIDIA/AMD did not have anything to do with this, I do not work at or for NVIDIA/AMD and they should not be held responsible for anything that may go wrong with this application.

It is best to exclude the DDU folder completely from any security software to avoid issues.

Make a backup or a system restore (but it should normally be pretty safe).

The tool can be used in Normal mode but for absolute stability when using DDU, Safemode is always the best.

We have an extensive AMD support thread over here and an NVIDIA over here. If you have a problem installing an older driver or newer one, give it a try as there are some reports that it fix those problems. DDU is an application that is programmed by Ghislain Harvey aka Wagnard in our forums, is the official download partner for this handy application.

As with any tool of this kind, we recommend creating a new system restore point before using it, so that you can revert your system at any time if you run into problems. The current effect after you use this driver removal tool will be similar as if its the first time you install a new driver just like a fresh, clean install of Windows. The AMD/NVIDIA video drivers can normally be uninstalled from the Windows Control panel, this driver uninstaller program was designed to be used in cases where the standard driver uninstall fails, or anyway when you need to thoroughly delete NVIDIA and ATI video card drivers. Download Display Driver Uninstaller DDU - Display Driver Uninstaller is a driver removal utility that can help you completely uninstall AMD/NVIDIA graphics card drivers and packages from your system, without leaving leftovers behind (including registry keys, folders and files, driver store).

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