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How to resize an MP4 file online
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Upload your MP4 file to the resize tool
2
Select your target resolution (e.g., 720p, 1080p)
3
Click resize to process your MP4
4
Download your resized MP4 file
Resize MP4 FAQ
How do I resize an MP4 video?
Upload your MP4, select your desired resolution, and click resize. The tool will scale your video accordingly.
What resolutions can I resize MP4 to?
Common options include 480p, 720p, 1080p, and 4K. You can also enter custom dimensions.
Will resizing affect MP4 quality?
Upscaling (making larger) cannot add detail. Downscaling (making smaller) will reduce file size but may affect quality slightly.
Can I resize MP4 for specific platforms?
Yes, we offer presets for YouTube, Instagram, TikTok, and other popular platforms.
How long does MP4 resizing take?
Processing time depends on file size and target resolution, typically 1-5 minutes for most videos.
Is the Resize MP4 tool free to use?
Yes, our Resize MP4 tool is completely free for basic usage. No registration required.
Does it work on mobile devices
Yes, our converter is fully responsive and works on smartphones and tablets. You can convert files on iOS, Android, and any other mobile platform with a modern browser.
Which browsers are supported
Our converter works with all modern browsers including Chrome, Firefox, Safari, Edge, and Opera. We recommend keeping your browser updated for the best experience.
Are my files kept private and secure
Absolutely. Your files are processed securely and automatically deleted from our servers after conversion. We don't read, store, or share your file contents. All transfers use encrypted HTTPS connections.
What if my download doesn't start
If your download doesn't start automatically, try clicking the download button again. Make sure pop-ups are not blocked, and check your browser's download folder. You can also right-click the download link and select 'Save As'.
Will the quality be preserved
Video quality stays intact during processing during conversion. Results depend on the source file and target format compatibility.
Do I need to create an account
No account is required for basic usage. You can process files immediately. Creating a free account gives you access to your conversion history and additional features.
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