LABELS File Extension

LABELS file icon

Amira 3D mesh related data

What is a LABELS file?

Amira 3D mesh related data, identified by the LABELS extension, is a 3D Image Files type and includes 618 files.

LABELS files are compatible with various operating systems, including Windows, Linux and Mac OS. If you need to open a LABELS file, you can use one of 2 programs, such as Amira and Bio-Formats.

Programs that support LABELS files

How to open a LABELS file?

If you’re having difficulty opening a LABELS file, it is often due to not having the correct software. To solve the problem, choose a compatible program from the list. Then follow the link to the official developer site, download the software, and install it on your device.

Amira and Bio-Formats are recognized as the most popular software solutions for dealing with LABELS files. To install the most up-to-date edition of Amira, visit the official FEI website. You can download the build that works across all operating systems.

After successful installation, your operating system should seamlessly handle LABELS files via Amira.

Set Amira as your default LABELS viewer

Setting a default program by file type in Windows

  1. Right-click your LABELS file, then navigate to the "Open With" option and click "Choose Another Application" to continue;
  2. From the list of applications in the pop-up window, find and select Amira as your desired application;
  3. Check the "Always use this app" checkbox, and then click "OK" to set your chosen app as the default for opening LABELS files.

Set default app to open files on Mac

  1. Right-click or Control + left-click on the desired LABELS file to open a menu of available actions;
  2. Select "Open in application" and click "Other";
  3. Go to the lower section of the window, where you will find the "Enable" menu. By default, it is set to "Recommended Programs";
  4. Select "All Programs" from this menu and proceed to search for Amira. Check the box next to "Always open in app" to set it as the default option.

How to edit a LABELS file?

Editing LABELS files requires installing professional software that lets you open and edit 3d image files. Online editors have more limitations compared to dedicated Amira 3D mesh related data programs.

List of Top LABELS editors 2026

With the mentioned criteria in mind, we have assembled a selection of LABELS editors.

LABELS Editor SoftwareDeveloperPlatformsOverall Rating
AmiraFEIWindows4.4 out of 5 (38 reviews)

Solving Common LABELS File Challenges

LABELS files may present some challenges, but most can be easily addressed with minor software tweaks. See the troubleshooting tips below for guidance.

Are there any techniques or tools available to repair a damaged LABELS file?

Open the damaged LABELS file with a recovery program, and then select the "Repair" menu item to start the repair process. Wait for the recovery process to finish, as it will automatically repair damaged 3d image files.

What are the telltale signs of a corrupt LABELS file?

Corrupted LABELS 3d image files may show the following signs:

  • Unexpected expansion of the total size of the LABELS file;
  • Opening or processing the file in Amira or other programs causes instability or crashes in the program;
  • The file shows errors when trying to open it or does not open completely;
  • While working with the file, error messages appear;
  • Editing the archive in Amira is accompanied by slow performance or delays;

What factors contribute to Amira crash?

Amira crashes can occur due to outdated software versions. To mitigate this, install the latest updates for FEI products.

A simple restart of your computer can often fix many common problems, which is why it is the recommended first step before making any adjustments to your software settings.