Edit video resolution on iPhone

iPhone allows us to customize the Camera settings so as to shoot videos in different resolutions and frame rates. Go to Settings >> Camera >> Record Video. You will see a list of available video recording resolutions. Choose the resolution you want to use for future recordings. For example, you can choose to capture 1080p HD videos at 30 fps or 60 fps, 4K videos at 24 fps, 30 fps, or 60 fps, 1080p Slo-mo videos at 120 fps or 240 fps. Higher resolutions result in better quality but also lead to larger file sizes.

change video resolution, frame rate from camera settings on iphone

This change of Camera settings on iPhone however only affect new videos to be captured, not those existing videos saved in your Camera Roll. Since iOS doesn’t have a built-in feature that allows you to directly edit the resolution of an existing video. If you like to edit video resolution on iPhone, you can use third-party video editing apps available on the App Store, such as iMovie or CapCut. The former is Apple’s own offering, the latter is the best free video editor for beginners. CapCut is a video editing app developed by Bytedance, the same company behind TikTok. The app provides users with a range of tools and features to edit videos on their mobile devices. CapCut is much easier to use, more feature rich and powerful.

Method 1. Edit video resolution using iMovie

Here’s a general guide using the iMovie app, which is Apple’s video editor, a popular video editing app for iPhones, to change video resolution.

Launch iMovie on iPhone. Choose Movie from the Start New Project menu. Tap to select the video and touch Create Movie at the bottom to load the selected video clip in the project. You can go to edit the video now if like. Tap Done button at the top left corner, you will then open the Projects screen where you can play the video, share or delete it. Tap Share icon (looks like a box with an arrow pointing upward). After tapping the share button, you’ll see a list of sharing options, including AirDrop, Messages, Mail, Save Video and so on. Before that, you can tap on the Options button to reveal the resolutions list, such as 360p, 540p, 720p HD, 1080p HD, etc. If the source video is 4K UHD, you will also get the 4K resolution option in the above export size list. Choose a video size here, then tap on Save Video so the movie will be exported to your Photo Library immediately.

change video resolution using iMovie on iPhone
change video resolution on iPhone using iMovie version 3.0.2

Method 2. Edit video resolution using CapCut

Download the free video maker from the App Store if not yet. Run Capcut video editor on your iPhone, tap on New Project from its home screen, then select the video you like to edit and tap on Add button at the bottom right corner to import the selected video clip to the editor. Tap on the video resolution button at the top right corner, you will be presented with the options to change a different resolution, frame rate. After that tap on the Save/Share button at the top right corner, the video will be exported to your Photo Library.

Edit video resolution using CapCut on iPhone
Edit video resolution on iPhone using CapCut Video Editor version 10.8.1

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