NBH Converter

Extract text from ROM image files (NBH)


Drop or upload your .NBH file
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How to extract text from your NBH file

  1. Click the "Select File" button above, and choose your NBH file.
  2. You’ll see a preview, if available.
  3. Click the "Convert file to..." button to extract text information.

Convert NBH to another file type

To convert NBH ROM images to another format, you need HTC RUU or other System software.

Convert a file to NBH

To convert other file formats to the "ROM Image File" file type, you need software like HTC RUU or a similar tool.


About NBH files

The .NBH file is a ROM Update Utility Image File used primarily to flash firmware onto older HTC smartphones. It bundles the operating system, radio firmware, and bootloader into a single package. Typically, these files are deployed using the official HTC ROM Update Utility (RUU) or modified using community tools like NBH Editor. The main disadvantage of the .NBH format is its rigid, proprietary nature. It is a compiled binary container that is highly specific to individual hardware models. It requires specialized desktop tools to read, and it is entirely unsupported by standard operating systems or web browsers. You cannot open it with common archivers like WinRAR. Standard online converters fail to process it because it is a closed hardware image, not a standard media or document file. You cannot convert an .NBH file to everyday formats like PDF or MP4. Instead, users typically want to extract its contents to target formats like IMG for system partitions, NB for raw firmware blocks, or BMP for boot splash screens. This file format is exceptionally difficult to open or convert. Often, only the original flashing software or dedicated modding utilities can properly read or export the data. If our analysis detects a supported underlying or embedded format, viewing or conversion may still be possible.

Convert.Guru analyzes your NBH file, detects the exact format, and lets you read the text inside.


FAQ

If you want to convert NBH file to SYS, DLL, EXE, DRV, VXD, 386, COM, BAT, CMD, SCR, PIF or LNK, you can use HTC RUU or similar software from the "Firmware Flashing and Update" category. In the File menu, look for Save As… or Export….

To convert MSI, EXE, REG, MST, LNK, CAB, CAT, DRV, INF, SYS, MSU or DLL files to NBH, try HTC RUU or another comparable tool in the "Firmware Flashing and Update" category.



The NBH Converter Story

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 NBH converter.