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Details of the .thumbnail file extension

The table below provides useful information about the .thumbnail file extension. It answers questions such as:

  • What is the .thumbnail file?
  • What program do I need to open a .thumbnail file?
  • How can the .thumbnail file be opened, edited or printed?
  • Where can I find the specifications for .thumbnail?
  • Which MIME-type is associated with the .thumbnail extension?
  • How can I convert .thumbnail files to another format?
  • What are other, similar filename extensions to .thumbnail?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

.thumbnail file extension details

Android Thumbnail Cache Data

Android Thumbnail Cache Data .thumbnail file icon
THUMBNAIL file is an Android Thumbnail Cache Data. Android OS is a Linux-based open source platform for mobile cellular handsets developed by Google and the Open Handset Alliance.
THUMBNAIL format description not yet available
Category: Data files
Application: Android OS
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
THUMBNAIL aliases:
THUMBNAIL related links:
THUMBNAIL related extensions:
Symbian Install Package

Nokia Phone Add-on Software

SymbianOS Compiled Resource

SymbianOS Compiled Application

Symbian Series 3 Install Package

S60 Web Runtime Widget Package

Android Application Package

SymbianOS Pre-processed Resource

SymbianOS Resource Header

Android Compiled Executable

Other types of files may also use the .thumbnail file extension.

open .thumbnail file

Can't open a .thumbnail file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Table of Contents

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .thumbnail file association, check the FAQ.

.thumbnail file extension

Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .thumbnail file extension, write to us!

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