Creating a great YouTube video starts with strong production and editing, but a clear description also helps viewers discover it. A well-written YouTube description helps viewers find a video, boosts views and lifts channel watch time over the long run. Channel descriptions are just as important, helping viewers understand what to expect from your channel.
In this guide, explore the art of writing a great YouTube video and channel description with Clipchamp video editor, along with tips, examples, and how to generate a description using AI.
What is a YouTube description?
A YouTube description explains a YouTube video or channel to viewers and enables YouTube algorithms to classify and surface a video in search results. There are two different types of YouTube descriptions:
YouTube channel descriptions: explain what an entire channel is about.
YouTube video descriptions: explain what an individual video is about.
What is a YouTube channel description?
A YouTube channel description is the text field found in the about tab on a YouTube channel homepage. This space introduces viewers to a brand and its video content. The field allows up to 1,000 characters and usually includes:
Creator bio or brand story.
Genre or style of video content.
Social media handles.
Website links.
Affiliate links.
What is a YouTube video description?
A YouTube video description is the text box below each video posted to YouTube. Creators can use this space to promote their video and their online brand. YouTube video descriptions allow up to 5,000 characters. YouTube condenses most of the field by default, and interested viewers can read the whole description by clicking "more". Only roughly the first 150 characters appear above the "more" button, so lead with the essentials.
Typical elements include:
A brief synopsis of the video.
Website links.
Social media handles.
Chapters and timestamps
CTA (Call to action)
What is the best YouTube description length?
A description for a YouTube video allows a maximum of 5,000 characters, which is roughly 800 words. The "more" button hides anything past the first 150 characters, or around 25 to 30 words. Put the most crucial information inside that opening stretch, since many viewers never expand the full description.
A description for a YouTube channel allows a maximum of 1,000 characters. There is no "more" button, so nothing gets hidden.
Why are YouTube descriptions important?
YouTube descriptions significantly impact a video's discoverability and click-through rate. They give viewers context and a compelling reason to watch the videos. With YouTube's AI-powered search carousel prioritizing the first 150 characters of video descriptions, a concise, keyword-rich intro is essential to getting noticed.
Effective descriptions also encourage higher click-through rates, improve overall video SEO, and support better rankings in both traditional and AI-driven search results.
How to write a YouTube description for more views
The text underneath a video performs two functions. Firstly, it attracts viewers with SEO before they press play. Secondly, it converts viewers into repeat viewers and subscribers after they have pressed play.
Write video descriptions keeping the viewer's experience as priority. Here's how to optimize YouTube descriptions.
1. Target video SEO keywords
Write a description after researching SEO keywords. Take some time to discover the long-tailed and short-tailed search queries viewers use to find the kind of video covered in the upload. No SEO expertise is required.
Start with competitors and use YouTube analytics to view insights for other channels in the same niche. YouTubers can also use tools like Google Ads Keyword Planner and Google Trends to research high-volume keywords. Once researched, include the top relevant keywords in the description copy. Try to repeat each keyword two to three times and add them as YouTube tags as well.
2. Speak the audience’s language
Even when writing for SEO algorithms, a description should still sound authentic. Avoid robotic phrasing and clickbait that tricks viewers. A YouTube description should sound like the creator and the audience it serves. Going a step further, read the comments on recent videos and on competitor videos to hear how viewers actually speak.
3. Make videos user-friendly with chapters and timestamps
Timestamping can be time-consuming, but users and algorithms love it. This simple tactic stops viewers leaving a video early by pointing them to the exact topic or idea they came for. Chapter videos with SEO-researched keywords too and creators can unlock more search queries to rank in.
4. Build a brand
Always assume every viewer is new. Make the video easy to find and give newcomers an instant introduction to the brand behind it. Link to a website and social media handles, then tag and accredit partners and affiliates accordingly, which lends the channel more credibility. Custom YouTube intro and outro videos made from YouTube video templates in Clipchamp polish the branding further.
5. Convert with a call to action
Encourage viewers to perform an action, even if it is just watching another video. The purpose of YouTube call to actions is to hit the like and subscribe buttons and to allow notifications. Creators promote their videos this way while aiming for returning viewers. Other popular YouTube CTAs include asking viewers to comment and to watch previous videos. Write these CTAs into descriptions, not just into the video itself.
6. Adapt the description for YouTube Shorts
Shorts need a tighter description than a long-form upload, because viewers rarely expand the fold on a vertical video. One or two sentences naming the topic usually does the work, followed by three to five relevant hashtags. Keep links to a minimum and save the full link stack for long-form uploads.
How to make a good YouTube description with templates and AI
Lead with a crisp, 150-character summary that states what the video covers and who made it, since those first lines feed the YouTube AI carousel. Take inspiration from top channels in a niche, then place the rest of the details below the "show more" fold.
Building one reusable template saves repeating the work on every upload. A dependable order follows the pattern of hook, primary link, chapters, subscribe prompt, then resources and social handles at the bottom. Crediting music, quotes, or other creators featured in the video belongs in that lower block too.
How to generate a YouTube description with AI using Microsoft Copilot
Start a chat with Microsoft Copilot.
Describe the video title, essential keywords, channel genre, video content, and the target audience to generate an accurate description.
Ask Copilot to generate multiple drafts focusing on either genre, video content, or audience, and choose the one that fits the video best.
Review and edit the AI-generated description before applying it to the video.
Note: Naming a tone in the prompt keeps the output consistent with the rest of the channel, so ask for friendly, professional, or playful rather than accepting the default voice. It also helps to generate a video script with AI, then personalize it.
YouTube requires all creators to disclose AI-generated video content clearly. Include a straightforward AI disclosure, such as "this video contains AI-generated content", in the description footer. Even with AI assistance, humanize every description with a distinctive flair and a conversational tone to better connect with the audience.
Great YouTube description examples to learn from
YouTube description formatting is just as unique and personal as the videos themselves. The right approach depends on how a creator wants to represent the brand and what the overall goals are for the channel. Here are some inspiring examples of YouTubers who never overlook the description box.
1. Ali Abdaal – Productivity expert
Productivity YouTuber and podcaster Ali Abdaal squeezes every drop out of his YouTube video descriptions. He includes a lot of information, formatted in a digestible fashion using emojis as bullet points. Everything carries a call to action, and the entire description introduces his videos, brand, and affiliates. He promotes the whole brand via newsletters and additional resources, an innovative approach for new and veteran creators alike to increase reach and build authenticity.
Read the full description here.
2. Lisa Crosbie – Tech evangelist
Business technology YouTuber and creator Lisa Crosbie knows she does not need all 5,000 characters. She ticks off the major components concisely without being too brief. She leads with three lines about the current video, then follows the best practices of timestamping and CTAs.
Read the full YouTube description here.
3. Vox – Media outlet
News and opinion outlet Vox explains the individual video first, then sparingly sprinkles in CTAs and brand awareness. The team has gone back to basics and written this description like an old school movie blurb. It cleverly combines prose with the digital buying journey elements found in the bullet point style, making the video the hero while still creating stickability to reach channel goals.
Read the full description here.
How to add a description to a YouTube video
Step 1. Click the Content tab in YouTube Studio
Go to YouTube Studio to find the description box for a channel or video. Click the content tab on the left sidebar, then select the video to add a description for.
Step 2. Type in the video’s description
Click the details tab then the description box and type the video's description.
Step 3. Save the video
Proofread the video description for any typos or formatting errors then click the save button.
How to add a description to a YouTube channel
Step 1. Click on the customization tab in YouTube Studio
In YouTube Studio, click the customization tab on the left sidebar.
Step 2. Click the basic info tab
Under channel customization header, click the basic info tab.
Step 3. Type the channel description
Type the YouTube channel description in the text box, then click publish.
A YouTube description is one cog in the machine of YouTube video production. Creators who spend time on writing careful, considered descriptions for channels and videos see the benefits in views and subscribers. To match that production quality, use our royalty-free YouTube intro and outro templates.
Start editing today with Clipchamp video editor or download the Microsoft Clipchamp Windows app.
Frequently asked questions
- How long should my YouTube descriptions be?
YouTube video descriptions allow up to 5,000 characters, which is about 800 words, and channel descriptions allow up to 1,000. For videos, use the first 150 characters for the most important information to capture attention above the fold and lift click-through rates.
- How do I put links in YouTube descriptions?
When editing a video description in YouTube Studio, copy and paste the link straight into the description box.
- How to add a timestamp to a video description?
Well-written YouTube descriptions usually include YouTube chapters or timestamps. Head to YouTube Studio and click the video that needs one. In the description, add a list of YouTube timestamps and titles, starting at 00:00 with the YouTube intro for the video.
- Do I have to label AI-generated content in my YouTube video descriptions?
YouTube requires creators to disclose whether a video contains AI-generated video content. Include a brief disclosure line within the description to comply with the policy.
Heads up! The screenshots in this article are from Clipchamp for personal accounts. The same principles apply to Clipchamp for work and school accounts.
