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How to Change Video Resolution in Different Circumstances

Which resolution should you choose for converting or downloading a video? For that matter, you can look at this article to find how to change the video resolution for low-res video, YouTube video, and common videos.

Higher resolutions are not always your better choice, because different resolutions have different applications and corresponding requirements. When choosing the resolution, you will need to consider your real-life needs.

change video resolution

Part 1: Change the Low-res Videos to High with Enhancer AI

When it comes to watching old movies, TV shows, anime, or homemade videos on HD or 4K TV, the images turn out to be very blurry, and the video size (width and height) is too small to fit the large screen. In this circumstance, you will need AVCLabs Video Enhancer AI to improve the video quality and upscale the old SD videos to HD (720p, 1080p), or HD to 4K and up to 8K. This AI-powered video enhancement software was trained through millions of videos, movies, TV shows to learn the lost pixels by analyzing every frame, then automatically processes the video by super-resolution, denoising, sharpening, color enhancement, and correction, interpolation, scratch removal, etc. Accordingly, you can change the resolution of your old videos to high resolution handily.

AVCLabs Video Enhancer AI

  • Enhance the video quality to make them more aesthetically pleasing.
  • Deblur your footage frame by frame by using machine learning.
  • Intelligently upscale videos from 480p to 1080p, 1080p to 4K, and 8K.
  • Upscale low-res videos onto a larger screen without destroying the quality.
  • Trim your footage frame by frame to save processing time.
video enhancer ai

How to Upscale the Low-res Videos to High Resolution with AVCLabs Video Enhancer AI?

Step 1

Launch AVCLabs Video Enhancer AI

Download the installation package of AVCLabs Video Enhancer AI and install it on Windows PC. Launch AVCLabs Video Enhancer AI and you will enter the main window of AVCLabs Video Enhancer AI shown below.

add video
Step 2

Add video

Click the plus button "plus button" in the lower-left corner of the application to browse and select a video file.

Step 3

Select the processing models

In the upper-right panel of the application, you can select the AI processing model as HQ (x4), Upscale (x2), Upscale (x3), and Upscale(x4).

ai processing models
Step 4

Change the export resolution

Unfold the output preset and adjust the output resolution to 1280x720, 1920x1080, 2560x1440, 3840x2160, 7680x4320.

change the resolution
Step 5

Trim the video

Before processing the video, you can trim the unwanted part frame by frame to saving processing time. In the top bar, you can trim your video to the desired length by dragging the slider. Or input the start and end of the frames to set a clipping point accurately.

trim the video
Step 6

Start rendering video

Click the "Convert" button to render your video. The program will start processing frames of your source video and assembling the upscaled video. After the conversion completed, you can click the "Open Folder" button to check the output video.


Part 2: Change the Downloading Size of YouTube Video with YouTube Downloader

YouTube is the best place where you can easily find every kind of video, including music videos, how-to tutorials, movie trailers, free or paid movies, vlogs, and discover tons of cool things that you have never known before. It is great to download and save your favorite videos from YouTube in different size (resolution), for example, you can download the beautiful and amazing nature & scenery & relaxation film in 4K resolution for stress relief, or download the movies, tutorials or music videos in 1920x1080 resolution for offline viewing on your computer. With the right and reliable tool in hand, you can download YouTube videos in different resolutions for free.

NoteBunrer YouTube Video Downloader is completely free and dedicated software that can download YouTube videos, entire playlists to MP4 and MKV formats with 4K, HD 1080p, HD 720p, SD 480p resolution kept, and extract music files from YouTube to M4A, and WebM.

Notice: Using third-party software to download YouTube videos is against YouTube’s terms of service. Downloading YouTube videos also exposes you to potential copyright infringement unless you have permission from the copyright holder, or the videos are in the public domain.

How to Change the Downloading Size of YouTube Videos?

Step 1

Launch YouTube Video Downloader

Download and install YouTube Video Downloader on your computer, then launch this Free YouTube Video Downloader after the install finished.

free youtube video downloader
Step 2

Copy & paste the video URL or search for the video

Navigate to the YouTube web browser to find the video you want to download, then copy and paste the video URL in the search field. Or you can find a video by using the search bar: input a video name and hit the Enter button on your keyboard.

add youtube videos
Step 3

Change the downloading resolution

The YouTube Video Downloader searches the video, or playlist and lists the possible versions, then you can preview the video. Then you can click on the download button to select the download format as MP4, MKV, WEBM, or M4A, and download resolution as 4K, 1080p, 720p, 480p, and more from the prompt.

change downloading resolution
Step 4

Start downloading videos from YouTube

Click the "Download" button to download videos from YouTube. The YouTube Downloader automatically saves online videos in the output folder you selected. After the downloading is completed, head to the "Library" to check the downloaded YouTube videos.

start downloading youtube videos

Part 3: Change the Video Resolution When Converting Video

Different platforms or devices require different outputs in accordance with their supported video codec, resolution, and aspect ratio. With the right converter, you can ensure your videos to be converted right format whilst fine-tuning the resolution and quality. What resolution should you choose for converting the video and how to change it?

1. How to Change the Resolution Using Any Video Converter?

Any Video Converter offers a suite of tools that let users convert videos to various formats, including ready-made profiles for different devices, edit video by clipping, cropping, merging, flipping, adding filters or effects and subtitles, download videos from YouTube, Vimeo, Facebook, Instagram, etc. It is one of the best free video converters with the customized options including video resolution, video quality, aspect ratio, video & audio codec, bitrate, sample rate, etc.

Step 1

Launch Any Video Converter and import videos

Launch Any Video Converter on your computer after downloaded and installed successfully. Then click "Add Video(s)" to browse and add the video file(s) you would like to convert.

add videos
Step 2

Choose output format and video resolution

The added files will appear on the interface with a thumbnail and file information (file name, duration, video codec, resolution, frame rate, audio codec, and subtitles) shown. At the upper right, click to open the drop-down menu at the Output Profile option. On the Video Files tab, you can choose "Customized MP4 Movie (*.mp4)" as the output format.

output profile

Beneath the preview window, you can unfold the "Basic Settings" to change the video resolution to 3840x2160, 1920x1080, 1280x720, etc. If there is no desired resolution, you can click the "Gear" icon to add the customized property.

change video size
Step 3

Convert video with the selected resolution

Click the "Convert Now!" button to start converting the video with your selected resolution.

convert video

2. Choose Which Resolution to Convert a Video to?

After the conversion, the resolution will be changed according to your settings. You can follow "choose which resolution to convert a video to" below to choose the resolution to convert a video.

4096×2160 (2160p)

Also Cinema 4K, is a resolution for a 1.9:1 cinema projection

3840x2160 (2160p)

Also Ultra HD 4K, is a 16:9 TV resolution for 4K broadcast.

2560x1440 (1440p)

2K resolution or QHD (quad high definition), is regularly used in smartphone displays, QHD laptops, computer and console gaming.

1920x1080 (1080p)

A Full HD resolution for TV, it is the best quality resolution you should be using to show your video on a large screen, YouTube, Vimeo, or video-sharing platforms.

854x480 (480p)

A standard resolution for burning to DVDs.

640x360 (360p)

A low-resolution best suited to viewing on mobile devices uses up less data, but it will turn to be blurry on a large screen.


These are the most common ways to resize or change the video resolution. To change the resolution of your old videos and enhance their quality, try AVCLabs Video Enhancer AI to bring your old videos a stunningly new look with the power of AI. If you want to download YouTube videos with the option of the resolution, NoteBuner YouTube Video Downloader will do you a favor. In terms of converting videos to various output formats with the different resolutions available, Any Video Converter certainly doesn't disappoint.

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