The backgrounddownloader.exe is a Blizzard Downloader.
Backgrounddownloader.exe is developed by Blizzard Entertainment. Backgrounddownloader.exe is usually located in the %PROGRAM_FILES% sub-folder and its usual size is 807,172 bytes.
The backgrounddownloader.exe process is safe, and you can safely disable it.
Author: Blizzard EntertainmentProcess: Blizzard DownloaderPart Of: Blizzard DownloaderCommon path(s): subfolder in %PROGRAM_FILES%Filesize(s): 807,172 bytes, 741,636 bytes, 696,580 bytes