The File Extensions Database

.BMZ File Extension

  • Developer by: Valve
  • Category: Game Files
  • Format: Zip

What is an .BMZ file?

.BMZ is Portal Bonus Map Zip File

Game map created for Portal, a first-person 3D puzzle-solving game; stores a bonus map, which can be created by third-party community developers; stores a .ZIP archive of .BSP (map), .TGA (logo), and .BNS (script) files.

Portal bonus maps can be installed by opening Portal, selecting "Bonus Maps," clicking "Import Bonus Maps...," and then choosing the BMZ file.

Programs that open Portal Bonus Map Zip File
Valve Portal 2
Valve Portal
Valve Portal 2
Valve Portal
File Type 2 Compressed Bitmap Image
Category: Raster Image Files Format: Binary

Bitmap image (.BMP) compressed with .ZIP or .GZ compression; used for reducing the size of bitmap images for archival or transmission over the Internet; can be decompressed with many standard file decompression utilities to retrieve the original BMP file.

Programs that open Compressed Bitmap Image
Gilles Vollant WinImage

How to solve problems with BMZ files

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