You can add a song to an Instagram post after posting, but only within the first 24 hours and only if you're using the mobile app

Instagram lets you edit a post to add music after you've shared it, but the window is narrow. You have up to 24 hours from the time you posted, and you must use the Instagram app on your phone — the web version does not have this feature. The song will play when someone views the post, and you can choose from Instagram's music library, which includes millions of tracks across all genres.

The process takes about two minutes once you find the song you want. You'll need to open the post, tap the three-dot menu, select "Edit," and then add music from there. The music will replace any audio that was already on the post, so if you recorded sound when you took the photo or video, adding a new song will remove it.

Key Takeaways

  • You can only add music to a post within 24 hours of posting it, and only through the Instagram mobile app.
  • Adding a song will remove any original audio from the post, such as background noise or voice recordings from when you took the photo or video.
  • Instagram's music library includes millions of songs, and you can preview each one before confirming your choice.
  • Once you add music and save the edit, the song will play automatically when anyone views the post.

Step-by-step: Adding music to a posted photo or video

Open Instagram on your phone and go to your profile. Find the post you want to edit — it must be from the last 24 hours. Tap the three dots in the top right corner of the post and select "Edit" from the menu that appears.

Once you're in edit mode, scroll down to the bottom of the screen. You'll see an option that says "Add Music" or shows a music note icon. Tap it to open Instagram's music library. Search for the song you want by typing the title, artist name, or genre into the search box. As you type, Instagram will show matching results below.

Tap the song you want to preview it. You'll hear a short clip of the track. If that's the one you want, tap "Use Song" or the checkmark icon. Instagram will add the song to your post and show you a preview of how it will look. Tap "Done" or "Save" to confirm the change. The music is now attached to your post.

What happens to audio that was already on the post

If your original photo or video had sound — such as you speaking, background music, or ambient noise from the location — adding a new song will replace it completely. Instagram does not let you layer multiple audio tracks or keep the original sound while adding music on top.

Before you add a song, think about whether the original audio matters. If you posted a video of someone speaking or a performance, adding music will cover that up. If the original audio is just background noise or not important to the post, replacing it with a song usually improves the post.

Finding the right song in Instagram's music library

Instagram's music library is large, but not every song exists in it. Major artists and recent releases are usually there, but older or very niche tracks may not be. Start by searching for the exact song title and artist name. If nothing comes up, try searching just the artist name or the genre.

You can also browse by mood or genre. When you tap "Add Music," Instagram often shows trending songs or playlists organized by category — "Chill," "Workout," "Party," and so on. Scrolling through these can help you find something that fits your post even if you don't have a specific song in mind. Instagram also shows you how many people have used each song, which can help you decide if it's popular or niche.

The 24-hour window and what happens after

The 24-hour clock starts the moment you post. If you posted at 3 p.m. on Monday, you can edit and add music until 3 p.m. on Tuesday. After that, the "Edit" option disappears, and you cannot add music to that post anymore.

If you realize too late that you wanted to add music, your only option is to delete the post and share it again. This means you'll lose any likes, comments, or shares it received. For this reason, it's worth checking your posts soon after sharing them if you think you might want to add music later.

Why you might not see the "Add Music" option

If you're trying to edit a post but don't see the "Add Music" option, check a few things first. Make sure you're using the Instagram app on your phone, not the web version or a third-party app. The web version of Instagram does not support adding music to posts after posting.

Also confirm that the post is less than 24 hours old. If it's older than that, the edit feature will still work for captions and other details, but the music option will be gone. Some accounts, particularly business or creator accounts with special settings, may have different rules — if you still can't find the option, try switching to a personal account if you have one.

Frequently Asked Questions

Can I add music to a post that's older than 24 hours?

No. Instagram only lets you add music during the first 24 hours after posting. After that, you cannot edit the post to add music. Your only option is to delete the post and share it again.

Will the person who originally posted the video hear the new music if I share their post to my story?

No. When you share someone else's post to your story, you're sharing the original version with its original audio. Any music you add to your own feed post does not carry over to stories or when other people share your post.

Can I add music to a post on the Instagram website?

No. The music editing feature only works on the Instagram mobile app. If you try to edit a post on the web version of Instagram, you can change the caption and other details, but you cannot add music.

What if the song I want is not in Instagram's music library?

If the song does not appear in the search results, it is not available in Instagram's library. You cannot upload your own music or use songs from outside the library. Your options are to choose a different song or delete and repost with music added before you share it the first time.

Does adding music to a post change the number of likes or comments it already has?

No. Editing a post to add music does not reset the like count, comment count, or share count. The post keeps all the engagement it had before you added the music.