Will back up all your personal files, documents, photos etc. Delete your old partitions on your hard drive, killing any virus or infection on the machine. Create new drive partitions and format them. Install the New!, updated build of Windows onto your system. Insure it is activated and fully updated. Install security and an office suite. Then return all your files to the proper location on that new install of Windows. Bloat Free. $90 flat. 1 day turnaround.