Extract text from Backup files (BU)
To convert BU backups to another format, you need Proprietary DVR and STB Firmware or other Backup software.
To convert other file formats to the "Proprietary Video Backup File" file type, you need software like Proprietary DVR and STB Firmware or a similar tool.
The .BU file extension is a highly fragmented format, primarily acting as an unstandardized backup file. In the vast majority of cases, it functions as a proprietary video recording container generated by set-top boxes (STBs) utilizing the ALI Corp chipset. It is also heavily used by commercial CCTV systems, such as those from Samsung or Hikvision, to archive surveillance video. Additionally, software like Nemetschek Allplan generates .BU files as automated CAD project backups, and certain systems use it for firmware updates or even Brazilian electoral voting reports.
Because .BU is an arbitrary extension rather than a standardized format, it poses significant accessibility challenges. A .BU video file from a DVR is usually encrypted or strictly multiplexed to prevent tampering. This means you cannot simply double-click it to open it in standard media players like VLC media player. Users are often locked into using the hardware manufacturer's clunky proprietary playback software, which rarely supports modern sharing, editing, or mobile viewing. Furthermore, CAD and document backups using the .BU extension are completely unrecognizable to the operating system until they are manually processed.
To make these files usable outside of their original environment, conversion is strictly necessary. Drop your file here to view and convert it securely right in your browser. For set-top box and CCTV video backups, convert them to MP4 or AVI to ensure universal playback across web browsers, smartphones, and standard media players. If your file is a disguised document or CAD backup, converting it to PDF or DXF is the most pragmatic approach for sharing and archiving without requiring expensive proprietary software subscriptions.
Use Convert.Guru to open and convert your BU file.
Users also converted DB2, EXE, SKF, KML, M3U8, ICS, ASPX, SEC, BAK, MT and LB files.
If you want to convert BU file to MT, LB, MP4, AVI, MOV, WMV, FLV, WEBM, MKV, M4V, 3GP or OGV, you can use Proprietary DVR and STB Firmware or similar software from the "Video Recording & System Backup" category. In the File menu, look for Save As… or Export….
To convert MTS, MOV, RMVB, DIVX, RM, H264, TS, WMV, VOB, MP4, XVID or AVI files to BU, try Proprietary DVR and STB Firmware or another comparable tool in the "Video Recording & System Backup" category.
The history of Convert.Guru began over 25 years ago in California with Tom Simondi’s file-format database. A former contributor to Space Shuttle development and a software pioneer of the 1980s, Simondi established a trusted resource for file type analysis that was even referenced by Microsoft Windows XP. Today, we use modern technology to process and convert thousands of file formats while continually improving our BU converter.