How To Add Music To YouTube Shorts: Mobile, PC, & Copyright
Master how to add music to YouTube Shorts on mobile or PC. Sync trending audio, avoid copyright issues, and learn to edit tracks after you've posted.

How To Add Music To YouTube Shorts: Mobile, PC, & Copyright

The right audio track can turn a mediocre YouTube Short into a scroll-stopper. Music sets the emotional tone, reinforces your message, and keeps viewers watching until the last second. But if you've ever wondered how to add music to YouTube Shorts without running into copyright strikes or technical roadblocks, you're not alone. It's one of the most common questions creators face when building their short-form presence.

This guide breaks down everything you need to know: adding music on mobile and desktop, using YouTube's built-in audio library versus uploading your own tracks, and navigating the copyright rules that can make or break your content's reach. Whether you're a founder building thought leadership or a creator scaling your brand, understanding these mechanics is essential.

At SocialRevver, we engineer short-form content systems for clients who need predictable results from organic social. Music selection is one of many variables we optimize in our production pipeline. Below, you'll get the same foundational knowledge our team uses, step by step, no fluff.

Before you start: choose your music workflow

You have three distinct paths for adding music to YouTube Shorts, and the one you pick determines your entire production process. Most creators default to the mobile app's built-in library because it's visible and easy, but that's not always the fastest or most strategic choice. Your workflow should match your editing environment, content style, and whether you're optimizing for trending sounds or branded consistency.

Three ways to add audio to your Short

The first method is adding music directly within the YouTube Shorts camera on mobile. You record or upload clips, then tap the "Add music" button to search YouTube's audio library. This approach works well if you're shooting raw content on your phone and want to layer trending tracks immediately.

The second method is uploading a video that already has audio embedded. You edit your Short in an external app like CapCut, Premiere Pro, or Final Cut, bake the audio into the video file, and upload the finished product to YouTube. This gives you complete control over audio mixing, volume levels, and synchronization timing.

The third method is adding or swapping music after upload using YouTube Studio on desktop. You access your published Short, open the editor, and replace the audio track without re-uploading the video. This matters when you need to fix copyright issues or capitalize on a newly trending sound without losing existing views.

Each method has different copyright implications and technical constraints, so choosing upfront saves you hours of rework.

Which method fits your production setup

If you're shooting and posting from your phone with minimal editing, the in-app camera workflow is the fastest path. You'll tap record, add a track from YouTube's library, and publish in minutes. This suits reactive content and trend-jumping.

Creators who pre-edit their content in desktop software should embed audio before upload. You'll have precise control over fade-ins, ducking dialogue, and layering sound effects. Your video arrives on YouTube as a finished product, ready to post without additional steps.

The post-upload method on desktop works best when you're testing different audio tracks against the same video or need to replace flagged music quickly. You can swap tracks without changing your thumbnail, description, or accumulated engagement metrics. This flexibility matters for content that's already gaining traction.

Step 1. Add music while creating a Short on mobile

The YouTube mobile app gives you instant access to millions of licensed tracks while you're shooting or assembling clips. This workflow is ideal when you're creating content on the go and want to match trending audio patterns without switching between apps. You'll tap into YouTube's full audio library, which automatically handles licensing and attribution.

Open the Shorts camera and select your audio

Launch the YouTube app on your phone and tap the plus icon at the bottom center. Select "Create a Short" to open the camera interface. Before you start recording, tap the "Add music" button at the top of the screen (it looks like a musical note icon). You can also add music after recording by tapping the same icon before you publish.

Open the Shorts camera and select your audio

The search interface shows trending tracks, YouTube's recommendations, and a search bar. Type keywords like "upbeat," "cinematic," or a specific song title to find what you need. Tap any track to preview it, then hit the checkmark to add it to your Short. You'll see a waveform appear at the bottom of your timeline.

Adjust timing and volume before posting

Once you've selected a track, you can trim which portion plays by dragging the waveform left or right. YouTube Shorts limits audio to 60 seconds maximum, so you'll automatically get a trimmed clip if the song is longer. Tap the volume icon to adjust the balance between your original audio (like dialogue or ambient sound) and the music track. Record your video clips with the track playing in the background, or layer it over existing footage you've uploaded from your camera roll.

This method automatically applies YouTube's licensing, so you won't face copyright strikes for using library tracks.

Step 2. Upload a Short with music already added

This method gives you complete audio control before your video ever reaches YouTube. You edit the Short in your preferred software, mix the music with dialogue or sound effects, adjust volume levels precisely, and export a single video file with audio baked in. This approach works best when you're [producing content at scale](https://socialrevver.com/getstarted) or need specific audio edits that YouTube's mobile editor can't handle.

Edit your video with audio in external software

Open your editing software of choice (CapCut, Adobe Premiere Pro, Final Cut Pro, or DaVinci Resolve) and import both your video footage and audio track. Drag your music file onto the timeline, align it with your visual cuts, and adjust the volume so it doesn't overpower spoken content. You can add fade effects, layer multiple audio sources, and sync beats to specific visual moments.

Export your finished video as an MP4 file with the audio embedded. Most editing apps default to this format automatically. Make sure your export settings match YouTube's recommended specs: 1080×1920 resolution (vertical format) and a frame rate of 24, 30, or 60 fps.

Upload the finished file to YouTube Shorts

Tap the plus icon in the YouTube mobile app or navigate to YouTube Studio on desktop. Select "Upload video" and choose your edited file from your device. YouTube detects videos under 60 seconds in vertical format as Shorts automatically. Add your title, description, and thumbnail, then hit publish. Your music plays exactly as you mixed it in your editor, with no additional steps needed.

This workflow bypasses YouTube's audio library entirely, so you're responsible for copyright compliance on any tracks you embed.

Step 3. Add or change music after upload on PC

This post-upload workflow lets you swap audio tracks on published Shorts without losing views, comments, or engagement metrics. You'll access YouTube Studio on desktop to open the built-in editor, replace existing music, or add a track to a video that didn't have one. This method solves the problem of copyright strikes on already-posted content and lets you test different audio against the same visuals.

Access your Short in YouTube Studio

Navigate to studio.youtube.com and sign in with your channel credentials. Click "Content" in the left sidebar to see your uploaded videos. Find the Short you want to edit (videos under 60 seconds display a Shorts icon) and click the pencil icon or thumbnail to open the details page.

On the left side of the editor, you'll see options for title, description, and thumbnail. Look for the "Editor" tab near the top of the page and click it. This opens YouTube's post-upload editing interface where you can trim footage, blur elements, and modify audio.

Replace or add audio tracks

Click "Audio" in the editing toolbar at the bottom. You'll see your current audio track displayed (or "No audio" if your video has only original sound). Tap "Replace song" or "Add track" to open YouTube's audio library. Search for a new track using keywords or browse trending sounds.

Replace or add audio tracks

Replacing audio this way keeps your Short's URL and accumulated engagement intact, which matters when content is already gaining traction.

Select your chosen track and hit "Save". YouTube processes the change in a few minutes, and your Short goes live with the new audio automatically. This is how to add music to YouTube Shorts after publishing without re-uploading or losing momentum.

Step 4. Handle copyright, length limits, and issues

The technical side of how to add music to YouTube Shorts is straightforward, but the licensing rules and platform restrictions can kill your content's reach if you ignore them. YouTube's Content ID system scans every second of audio you upload, and a single copyrighted track can result in muted videos, removed content, or restricted monetization. Understanding these constraints before you publish saves you from rebuilding videos that get flagged hours after posting.

Check track licensing before upload

YouTube's audio library includes only licensed tracks you can use freely without copyright claims. When you add music through the app's built-in selector, you're protected automatically. The risk appears when you embed external audio files in your editing software before uploading. Commercial music from Spotify, Apple Music, or unlicensed downloads will trigger Content ID matches within minutes of publishing.

If you're using non-library tracks, verify they're either royalty-free, licensed under Creative Commons, or you own the rights before embedding them.

Check the track's description for licensing terms if you're pulling from external sources. Sites that provide royalty-free music typically specify usage rights clearly. When YouTube flags your audio, you'll receive an email notification and see a copyright claim in YouTube Studio under the "Content" tab. Replace the flagged track using the desktop editor method from Step 3 to restore your Short's distribution.

Work within the 60-second audio limit

YouTube caps Shorts audio at 60 seconds maximum, matching the video length limit. When you select a longer track from the library, the app automatically trims it to fit. You'll choose which 60-second segment to use by dragging the waveform timeline left or right until you land on the portion that matches your video's pacing and emotional arc.

how to add music to youtube shorts infographic

Where to go from here

You now understand how to add music to YouTube Shorts across mobile, desktop, and post-upload workflows. The technical mechanics are simple, but the strategic layer matters more: choosing audio that aligns with your content goals, testing tracks against performance data, and maintaining compliance with copyright rules. Most creators stop at execution and wonder why their Shorts plateau after a few hundred views.

Audio selection is one variable in a larger system that includes hook structure, pacing, visual composition, and distribution timing. If you're building a brand through short-form content and need predictable growth instead of random viral spikes, we engineer that infrastructure for clients. Our team combines behavioral analysis with production systems to convert attention into revenue.

Get a free 40+ slide social media strategy customized to your niche, audience, and growth targets. We'll show you how audio, scripting, and distribution work together as a technical system, not guesswork.

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