The File Extensions Database

.MCA File Extension

  • Developer by: Mojang
  • Category: Game Files
  • Format: Binary

What is an .MCA file?

.MCA is Minecraft "Anvil" Map File

World format used by Minecraft, a game that allows open-ended construction of worlds; replaces the older .MCR (Minecraft Region) format and includes enhancements such as an increased build height (256 up from 128), support for more block types, and more efficient file compression; also enables greater modding capabilities for the game community.

NOTE: The MCA Minecraft map format is referred to as "Anvil," an arbitrary name chosen by the Minecraft developers.

Programs that open Minecraft "Anvil" Map File
Mojang Minecraft
Mojang Minecraft
Mojang Minecraft

How to solve problems with MCA files

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