[J7N]

Then again you can always associate by editing Windows Registry.

REGEDIT4

[HKEY_CLASSES_ROOT\.DVR-MS]
@="ZZ_DVR-MS"

[HKEY_CLASSES_ROOT\ZZ_DVR-MS]
@="Microsoft Recorded TV Show video"

[HKEY_CLASSES_ROOT\ZZ_DVR-MS\DefaultIcon]
;; change this
@="D:\\Apps\\Bsplayer\\Bsplayer.exe,0"

[HKEY_CLASSES_ROOT\ZZ_DVR-MS\shell]
@="Playbs"

[HKEY_CLASSES_ROOT\ZZ_DVR-MS\shell\Playbs]
@="&Play in BSPlayer"

[HKEY_CLASSES_ROOT\ZZ_DVR-MS\shell\Playbs\command]
;; change this
@="D:\\Apps\\Bsplayer\\Bsplayer.exe \"%L\""