How to Change the Thumbnail on YouTube Shorts
In the Shorts feed nobody sees it. Everywhere a Short appears as a tile, it is the first thing they see.
How to change thumbnail on YouTube Shorts depends on the device. In the YouTube app, tap the pencil on the thumbnail while uploading and pick a frame from the video. For your own image, open YouTube Studio on a computer, go to Content, then Shorts, edit the Short and upload a file under Thumbnail. This requires a verified account.
A Shorts thumbnail is the still image that represents a Short wherever it appears as a tile rather than playing automatically: on your channel's Shorts tab, in search results and in some recommendation shelves.
As of October 2026, YouTube's help center says custom Shorts thumbnails can only be added in YouTube Studio on a computer, with 9:16 as the recommended aspect ratio. The phone app still offers only a frame from the video itself.
Before spending time on a Shorts thumbnail, it is worth knowing where it is seen, because it is invisible in the place most Shorts views come from.
In the Shorts feed, the video starts playing the moment it appears. There is no tile, no still image, no decision to click. A viewer swipes, the Short plays, and the first frames do the work a thumbnail does elsewhere. A Short whose views come almost entirely from the feed gains nothing from a better thumbnail.
The thumbnail matters wherever a Short is shown as a tile that someone has to choose. That includes the Shorts tab on your channel, where returning visitors browse; YouTube search, where Shorts can appear in results; and shelves on the home page and elsewhere that show Shorts as a grid of images. In each of those places the viewer sees a still image and a title, and decides whether to tap.
That makes the thumbnail a tool for the second life of a Short. The feed decides the first days. Search and your channel page decide whether people find the Short weeks later, and there the thumbnail behaves like a small version of a long-form thumbnail.
The practical consequence is to judge it by where your views come from. YouTube Studio's traffic source report for each Short shows the split. If the Shorts feed is nearly all of it, invest in the opening seconds. If search and channel pages are a real share, the image is worth the effort. Either way, the counter under the Short is what a viewer reads next, and views on a YouTube Short act on that counter.
How do you choose a Shorts thumbnail in the YouTube app?
The phone app lets you pick a frame from the video. It does not accept an uploaded image. These are the steps when posting a Short:
- 1. Record or select your video in the YouTube app and continue to the details screen.
- 2. Tap the pencil icon on the thumbnail preview at the top of that screen.
- 3. Drag the selector along the video to the frame you want.
- 4. Tap Done, finish the title and settings, and upload.
Can you add a custom thumbnail to a YouTube Short?
Yes, from a computer. YouTube's help center states that custom thumbnails for Shorts are currently available only in YouTube Studio on a computer, and that your account must be verified to use the feature. The steps:
- 1. Sign in to YouTube Studio on a computer.
- 2. Click Content in the left menu, then the Shorts tab at the top.
- 3. Click the Short you want to edit.
- 4. Under Thumbnail, click Upload file and choose an image. YouTube recommends a 9:16 aspect ratio for Shorts.
- 5. Click Save. YouTube notes that thumbnail changes can take time to appear.
Why can't I change the thumbnail of my Short?
The most common reasons, in order of how often they apply.
You are on a phone. Custom image upload for Shorts is a desktop YouTube Studio feature as of October 2026. On a phone you can only choose a frame.
The account is not verified. Verification is a one-time step done with a phone number in YouTube's settings, and without it the upload option does not appear.
The feature has not reached your account. Custom Shorts thumbnails have rolled out gradually. If your account is verified and you are on a computer but see no upload option on Shorts, it has not arrived yet.
The account has restrictions. Features such as custom thumbnails can be withheld from channels that are not in good standing, for example while a Community Guidelines strike is active.
The upload is a long video, not a Short. If the file is longer than the Shorts limit or not vertical, YouTube treats it as a regular video, and the regular thumbnail tools apply. How long a YouTube Short can be covers which counter a video feeds.
Where do Shorts thumbnails show up?
On your channel's Shorts tab, as a grid of vertical tiles. This is where people who already like your work go looking for more, so the tiles are effectively a menu.
In YouTube search results, where Shorts can appear alongside long videos or in their own row.
On shelves that present Shorts as tiles, on the home page and in subscriptions, depending on the viewer's device and settings.
Where they do not show up: inside the Shorts feed itself, where the video plays directly. A viewer scrolling Shorts sees your opening frames, not your thumbnail. It is also the feed some viewers try to hide, and whether YouTube Shorts can be disabled covers what they can and cannot switch off.
If you want to know how much a Short relies on each surface, open its analytics in YouTube Studio and check traffic sources. Why Shorts stop getting pushed walks through reading that report.
Does the Shorts thumbnail affect views?
Only on the surfaces where it is shown. In the Shorts feed it cannot, because it is not displayed there.
On tile surfaces it works like any thumbnail. A clear image that tells the viewer what the Short is about gets tapped more than a blurry mid-motion frame. That is why frame selection on the phone is still worth a few seconds: the default frame is often mid-blink or mid-gesture.
What a thumbnail cannot do is fix a Short people swipe away from. Distribution in the feed is decided by how viewers respond after it starts playing, which is why the opening matters far more than the image for most Shorts.
For long-form videos the balance is different: the thumbnail and title are the main decision point on almost every surface, which growing a YouTube channel treats as the central skill. Shorts borrow that logic only on their tile surfaces.
Can you change a Short's thumbnail after posting?
Yes, on a computer: in YouTube Studio, open Content, then Shorts, select the Short and upload a new image under Thumbnail. The Short keeps its views, likes and comments; only the image changes.
On a phone, the YouTube app has offered frame selection when editing an existing Short in some versions, but the option is inconsistent between devices and app versions. If it is not there for you, use YouTube Studio on a computer.
Changing the thumbnail does not reset anything or republish the Short. It also does not put the Short back into the feed; the feed does not show thumbnails, so it has no reason to react.
The change is worth making when a Short is getting search or channel traffic and its current image does not describe it. For a Short whose views are almost entirely from the feed, the thumbnail change will not move the numbers.
What makes a good Shorts thumbnail?
Design for a small vertical tile. On the Shorts tab and in search, the image is shown small, so a single clear subject reads better than a busy scene.
Keep text short and central. A vertical tile may be cropped differently across surfaces, so anything near the edges is at risk.
Match the Short. A thumbnail that promises something the first seconds do not deliver earns a tap and then a swipe, which is worse than no tap.
Keep a consistent look across your Shorts tab. Returning viewers scan the grid, and a recognizable style helps them find the series they want.
For the counters that sit under every tile, see views on a YouTube Short and, for long videos, YouTube views. Every YouTube service is on the YouTube page.
Questions people ask about Shorts thumbnails
Can you upload a custom thumbnail for YouTube Shorts on mobile?
No, as of October 2026. YouTube's help center says custom Shorts thumbnails can only be added in YouTube Studio on a computer. The phone app lets you choose a frame from the video.
What size should a YouTube Shorts thumbnail be?
YouTube recommends a 9:16 aspect ratio for uploaded Shorts thumbnails, the same vertical shape as the Short itself.
Do you need a verified account for Shorts thumbnails?
Yes, for uploaded images. YouTube's help center states the account must be verified. Choosing a frame from the video in the app does not need verification.
Does the thumbnail show in the Shorts feed?
No. In the Shorts feed the video plays automatically, so viewers see your opening frames. The thumbnail appears on tile surfaces such as your channel's Shorts tab and search.
Why is my Shorts thumbnail not updating?
YouTube notes that thumbnail changes can take time to appear. Refresh after a while, and check you saved the change in YouTube Studio.
Will a new thumbnail give my Short more views?
Only on surfaces that show it, such as search and your channel page. Views from the Shorts feed depend on how people respond once the Short starts playing.
Keep reading
- views on a YouTube Short — Under every Shorts tile sits a view counter, and views on a YouTube Short change what it says.
- what the Shorts feed looks like — The feed that never shows your thumbnail is the same one viewers try to switch off, and what the Shorts feed looks like covers the controls they have.
- why Shorts stop getting pushed — To see whether your views come from the feed or from tiles, why Shorts stop getting pushed explains the traffic source report.