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Supports: DVR
This walk-through is for anyone holding old .dvr-ms recordings off a retired Windows Media Center PC that nothing modern will open. Because DVR-MS already stores MPEG-2 video, converting it to an MPG program stream is mostly a re-wrap — the video comes out about as sharp as it went in, in a container that DVD authoring tools, legacy set-top boxes, and almost every desktop player still read.
.dvr-ms recordings — usually copied from C:\Users\Public\Recorded TV\ on an XP, Vista, or Windows 7 Media Center machine. Batch is supported; every file inherits the same settings.DVR-MS wraps MPEG-2 video and MP2 or AC-3 audio in a Microsoft ASF container. MPG (the MPEG program stream) carries the same MPEG-2 video family, so the smart move is to disturb the picture as little as possible:
.dvr-ms so it only plays on the PC that recorded it. No converter, online or offline, can legally remove that. Free-to-air ATSC and unencrypted QAM recordings convert normally.DRM-encrypted "Copy Once" or "Copy Never" recordings are device-locked and cannot be converted by any tool. Files that were truncated when a Media Center drive failed may only convert in part — trim to the readable section. And if your recordings are .wtv rather than .dvr-ms (WTV replaced DVR-MS starting with Windows Media Center TV Pack 2008), use WTV to MPG instead.
| Property | DVR-MS (.dvr-ms) |
MPG (.mpg) |
|---|---|---|
| Introduced | 2004 (Microsoft, XP Media Center) | MPEG-1 in 1993, MPEG-2 in 1995-1996 |
| Container | ASF (Advanced Systems Format) | MPEG program stream |
| Video codec | MPEG-2 | MPEG-2 by default here (MPEG-1 selectable) |
| Audio codec | MP2 or Dolby AC-3 | MP2 by default (AC-3 selectable) |
| Successor | WTV (Windows Media Center TV Pack 2008) | Still used for DVD/VCD authoring |
| Copy protection | Optional broadcast-flag DRM, device-locked | None |
| Modern OS support | None — Media Center dropped after Windows 7 | Reads in VLC, MPC, DVD tools, most players |
| Best for | Windows Media Center DVR recording | DVD/VCD authoring, legacy MPEG-2 players |
Barely, if you keep the defaults. DVR-MS already stores MPEG-2 video, and MPG carries the same MPEG-2 family, so at Quality Preset Very High with Keep original resolution the video is re-muxed into the program stream rather than heavily re-encoded — the result looks essentially the same as the recording. Quality only drops if you force a low bitrate or shrink the resolution.
Media Center was the only Windows component that shipped a DVR-MS demuxer, and Microsoft dropped Media Center after Windows 7 — Windows 8, 10, and 11 don't recognize the format, and macOS, iOS, and Android never did. Converting to MPG (or MP4) produces a file that plays without reinstalling Media Center.
No. When a broadcast stream is flagged copy-protected — usually through a CableCARD tuner — Media Center encrypts the recording so it only plays on the original PC, and no converter can legally remove that. Free-to-air ATSC over-the-air and unencrypted basic-cable QAM recordings have no such lock and convert normally.
Keep the default MP2 for the widest legacy compatibility and stereo playback. Switch Audio Codec to AC-3 (Dolby Digital) only when your original broadcast recording carried a 5.1 surround track and you want to preserve it for home-theater or DVD playback — MPG supports AC-3 inside the program stream.
Not by itself. The .mpg is just the video; a playable DVD-Video disc also needs a VIDEO_TS folder with IFO/BUP/VOB files and usually menus. Author the MPG into a compliant disc with software such as DVDStyler or ImgBurn, keeping the MPEG-2 video at or below 9.8 Mbit/s and 720×480 (NTSC) or 720×576 (PAL).
Use MPG only for genuinely old destinations — DVD/VCD authoring chains, pre-2010 set-top boxes, and systems that ingest MPEG-2 program streams. For phones, browsers, and modern smart TVs, DVR to MP4 is far smaller and plays everywhere. To preserve every audio track and chapter losslessly for archival, DVR to MKV is the better choice.
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