The File Extensions Database


.BTS File Extension

  • Developer by: BitTorrent, Inc.
  • Category: Temporary Files

What is an .BTS file?

.BTS is BitTorrent Sync unfinished download

File extension bts is nowadays mostly related to BitTorrent Sync, a file synchronization tool based on P2P technology.

A .bts basically represents file download in progress with and is generated for the purposes of file allocation, to reserve the space for the file. When the download/sync is finished, the extension is changed back to the original.


How to open:

You cannot open these files, you need to wait till the download is finished.

How to convert:

Conversion of any kind is most likely not possible.

How to solve problems with BTS files

  • Associate the BTS file extension with the correct application. On :
    Windows: Right click on any BTS file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.BTS files". Mac: Right click (or Ctrl-click) the BTS 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 .BTS is BitTorrent Sync unfinished download. Because only the current version supports the latest BTS file format. Search, therefore, e.g. on the BitTorrent, Inc. manufacturer website after an available .BTS is BitTorrent Sync unfinished download update.
  • To make sure that your BTS file is not corrupted or virus-infected, get the file again and scan it with antivirus software.