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New! Fully Custom Thumbnails for Shorts

0h 02m video Published Jul 24, 2026 Transcribed Jul 28, 2026 Creator Insider Creator Insider
Beginner 2 min read For: YouTube creators who upload Shorts and want to improve branding and presentation.
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"Title delivers exactly what the video covers — a clear announcement and tutorial for the new feature."

AI Summary

YouTube is rolling out the ability for creators to upload fully custom thumbnails for Shorts on desktop, a feature long requested by the community. Rene Ritchie explains how to use it, the ideal aspect ratio, and current limitations.

[00:16]
How to Add Custom Thumbnail During Upload

When uploading a Short on desktop, you can now add a fully custom thumbnail as part of the upload flow.

[00:16]
How to Edit Existing Short Thumbnail

Open YouTube Studio on desktop, go to Content > Shorts, click the pencil icon, then under thumbnail section upload your custom file and save.

[00:42]
Desktop Now Shows Three Suggested Thumbnails

If you don't want a custom thumbnail, you can pick between three suggested thumbnails on desktop, similar to long-form videos. On mobile you can still select a frame.

[00:56]
Aspect Ratio Sweet Spot for Shorts Thumbnails

Shorts are 9:16, but the thumbnail sweet spot across devices and presentations is closer to 3:2. Keep important content away from edges.

[01:09]
Custom Thumbnails Only for YPP Channels

Currently only available for channels in the YouTube Partner Program (YPP). Access will expand over time.

[01:23]
Why It Took So Long

Originally, Shorts were intended as low-lift content, and most views happen in the feed without thumbnails. But creators wanted custom thumbnails for branding on the homepage and channel page.

YouTube has finally added fully custom thumbnails for Shorts on desktop, addressing a key creator request for better branding and presentation.

Tutorial Checklist

1 00:16 During upload of a new Short on desktop, add a custom thumbnail in the upload flow.
2 00:16 For existing Shorts, go to YouTube Studio > Content > Shorts, click the pencil icon next to the Short.
3 00:28 Under the Thumbnail section, click to upload your custom thumbnail file and save.
4 00:42 Alternatively, choose from three suggested thumbnails on desktop (no upload needed).

Study Flashcards (4)

How can you add a custom thumbnail to an existing Short on desktop?

easy Click to reveal answer

Open YouTube Studio, go to Content > Shorts, click the pencil icon, then upload a custom thumbnail under the Thumbnail section and save.

00:16

What is the recommended aspect ratio for Shorts thumbnails?

medium Click to reveal answer

The sweet spot is 3:2, even though Shorts videos are 9:16.

00:56

Who currently has access to fully custom Shorts thumbnails?

medium Click to reveal answer

Only channels in the YouTube Partner Program (YPP), but access will expand over time.

01:09

Why did YouTube initially not offer custom thumbnails for Shorts?

hard Click to reveal answer

Because Shorts were intended as low-lift content, and most views happen in the feed without thumbnails.

01:35

💡 Key Takeaways

💡

New Feature Announcement

First time YouTube officially announces fully custom thumbnails for Shorts on desktop.

00:02
🔧

Aspect Ratio Guidance

Important technical detail for creators to optimize thumbnail display across devices.

00:56
📊

YPP Restriction

Clarifies current eligibility, managing creator expectations.

01:09
💡

Reason for Delay

Explains YouTube's original philosophy vs. creator needs, showing platform evolution.

01:23

[00:02] Can I get a finally and a W in the comments? Hello Insiders, I'm Rene Ritchie, a long-time creator now working at YouTube, and here's what's up. can add a fully custom thumbnail to a new Short as part of the upload flow on

[00:16] desktop. Or to add a custom thumbnail to an existing Short, open YouTube Studio on desktop, go to the content tab, select Shorts, click the details, the pencil icon, next to the Short you want to edit. Under the thumbnail section,

[00:28] click to upload your custom thumbnail, pick your file, and hit save. And if you thumbnail, but you do want to select a different thumbnail on desktop, you would now pick between one of three suggested thumbnails for your Short the

[00:42] same way you've previously been able to do for your long-form on desktop. And if frame, you can still do that on mobile. A few things for creators to keep in mind. While the aspect ratio for Shorts is 9x16, the sweet spot for Shorts

[00:56] thumbnails across devices and presentations is closer to 3x2. So, keep anything important just away from the edges. Also, fully custom channels in the YouTube Partner Program. YouTube will be expanding access over

[01:09] time though, so stay tuned for future updates. And yeah, there's no AB testing for Shorts thumbnails, at least for now, and it's desktop only, also at least for mobile, and you still want a fully custom thumbnail, you just have to go to

[01:23] the desktop and add it in at any point later. My, how the tables have turned. Why did this take so long? Well, at first, Shorts were intended to be low-lift, a way to allow the next generation of creators to get on YouTube

[01:35] the way a bunch of us OGs did back in the day when horizontal videos weren't Also, most Shorts are viewed in the Shorts feed most of the time when there are no thumbnails. But, more and more recently, creators have been telling

[01:49] YouTube that the way Shorts look on the homepage, and maybe most importantly, on the home and Shorts tab of the channel page to brands is really important and there really should be a way to set a fully custom thumbnail. So, now there

[02:04] questions in the comments and keep it real.

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