4K/1080p/720p HD to AVI – How to Convert HD AVI MP4 MOV MKV

Kelly SandsKelly Sands January 12, 2021 12:08 Video Converter

HD to AVI Converter can convert almost all videos from 720p HD, 1080p HD, even 4K UHD into other resolutions in AVI. Besides AVI, it also supports HD MOV, MP4, WebM, MKV, MXF, WMV, MPEG, TS, FLV, etc. Integrated with editing functions, it lets you edit, rotate or merge videos to improve the video quality according to your needs.


Part 1: Step-By-Step to Convert HD to AVI

Step 1Download and run the HD to AVI converter on computer. Click Add Files button to import the HD files or the whole folder.


Step 2Click the drop-down arrow right beside Convert All to and select your desired AVI video format from the drop-down list.

Load Files

Step 3Optionally, click Edit or Clip button to customize the output video like Effect, Filters, Subtitles, Trim, Crop, Watermark, and more.


Step 4Back to the main interface, select the location to save the converted AVI files and click Convert All to start the conversion.


Part 2. HD VS AVI

What Is HD Video Format?

Every day thousands of users submit information to us about which programs they use to open specific types of files.While we do not yet have a description of the HD file format and what it is normally used for, we do know which programs are known to open these files. See the list of programs recommended by our users below.We are constantly working on adding more file type descriptions to the site - the current count exceeds thousand by far, and more information about HD files will hopefully be added soon..

What Is AVI?

Audio Video Interleave , known by its initials AVI, is a multimedia container format introduced by Microsoft in November 1992 as part of its Video for Windows software. AVI files can contain both audio and video data in a file container that allows synchronous audio-with-video playback. Like the DVD video format, AVI files support multiple streaming audio and video, although these features are seldom used. Most AVI files also use the file format extensions developed by the Matrox OpenDML group in February 1996.

Part 3. FAQs of HD to AVI

  • How do I convert 1080p to 4K?

    To convert 1080p to 4K videos, you need a 4K converter. Video Converter Ultimate is the software that can change 1080p HD to 4K UHD. Step 1. Add 1080p HD videos into this 4K converter. Step 2. Select 4K UHD format like 4K MP4, 4K MOV, 4K MKV or 4K WebM. Step 3. Click Convert all to start converting 1080p HD to 4K.

  • What is the highest quality HD video format?

    MP4, MOV, MKV, WMV, and WebM support 4K UHD video resolution, which can create the highest video quality for HD videos.

  • Does Windows 11/10 have a video converter?

    No. AVI will create a large file size and is not good for uploading videos to YouTube. The recommended video format for YouTube is MP4 with H. 264 video codec and AAC audio codec.