The File Extensions Database

.BU File Extension

  • Developer by: Samsung
  • Category: Video Files

What is an .BU file?

.BU is Samsung CCTV Video File

Video file created with a Samsung DVR, such as a CCTV (closed circuit television) recording system; contains surveillance video in a proprietary Samsung format that can only be played back on Samsung devices or with Samsung's video software.

BU files are saved along with a corresponding .DB2 file that contains information about the BU file. BU files are often several megabytes in size while DB2 files are typically only a few kilobytes.

Programs that open Samsung CCTV Video File
Samsung SmartViewer

How to solve problems with BU files

  • Associate the BU file extension with the correct application. On :
    Windows: Right click on any BU file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.BU files". Mac: Right click (or Ctrl-click) the BU file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
  • Update your software that should actually open .BU is Samsung CCTV Video File. Because only the current version supports the latest BU file format. Search, therefore, e.g. on the Samsung manufacturer website after an available .BU is Samsung CCTV Video File update.
  • To make sure that your BU file is not corrupted or virus-infected, get the file again and scan it with antivirus software.