H261 File Extension

The H261 file extension was created by H 261 and is also known as the H.261. H261 is classified as a Misc Files and You can open H261 files in Microsoft Notepad program.

H.261 File Type

H.261 File Type
Extension .h261
Developer H 261
Popularity 5.0 (1 Votes)
Mime Type video/h261
Default Program Microsoft Notepad
Category Misc Files
Format Not Available
Updated 6/1/2025

What is a H261 File Type?

Free Online H261 Tools & Apps

Access powerful and secure free online H261 tools to convert, view, edit, merge, split, and compare H261 files — all without installing any software. Our tools support the .H261 (H.261) file extension and run smoothly in any modern browser.

Select a tool below to explore features and manage your H261 files directly from your device with ease.

H261 Files Common Issues

There are few common issues with the H.261 .H261 File Extensions while opening the .H261 files on Windows and MacOs, we have solution to those issues such as:

Can't Open H261 Files?

  1. You must have supported software programs installed for H.261 on your system such as Microsoft Notepad.
  2. Associate default Microsoft Microsoft Notepad program for *.h261 (H.261) files.


All Platform Software Programs for H261 File Extension

List of all softwares that can open the H261 files on each platforms such as Windows, Mac, iOS, Linux, Web and Android, you may click the each software link for more details for other supported formats for each software and the verified direct download links for each software with complete lisensing details.

Microsoft Windows logo image Open H261 File on Windows

Software License Developer
Microsoft Notepad image. Microsoft Notepad 1903 for Windows Bundled Microsoft
Notepad++ image. Notepad++ 6 for Windows Freeware Notepad Plus Plus

MacOs logo image - FileProInfo.comOpen H261 File on Mac OS

Software License Developer

Linux logo image - FileProInfo.comOpen H261 file on Linux

Software License Developer

Website logo image - FileProInfo.comOpen H261 file on Web

Software License Developer

iOS logo image - FileProInfo.comOpen H261 file on iOS

Software License Developer

Android logo image - FileProInfo.comOpen H261 file on Android

Software License Developer

About Licensing

  1. Free Trial This software are often used for an attempt period, like 14 days, before requiring payment. Some trial versions have a reduced feature set.
  2. Free This software is liberal to use. Examples include open-source , freeware software, like free programs supported by advertising.
  3. Free+ This software is liberal to download and use, but contains in-app purchases (IAP) to unlock additional content or functionality.
  4. Paid This software must be purchased so as to use it. it's going to be offered as a perpetual license or ongoing subscription.
  5. Included with OS This software is bundled with an OS , like Windows, macOS, or Android.

H261 file extension icon image.About H261 - H.261

FileProInfo is to help you understand about the H.261 with *.H261 suffix, and provide the complete detail as how to open, edit, convert, merge, split and compare it with other related software programs, software download links and free online apps and tools.

Our professional team members at FileProInfo have been individually researched and verified the details for H261. We want to be 100% accurate and publish the information about file formats, tools, apps and software programs that we have tested and validated.

If you would like to suggest any additions or updates to this page for H261, please let us know.

Updated 6/1/2025