How to Add Social Media Icons to an Email Signature
Enhance your email signature by adding social media icons. Discover step-by-step instructions to turn every email into a powerful marketing tool.

You’ve written a brilliant blog post, recorded a valuable podcast, and created a free downloadable guide - and you want to share them all with your LinkedIn audience. The only problem? LinkedIn posts are designed to showcase just one link at a time. This article breaks down three effective methods to work around that limitation, allowing you to share multiple links in a single post and drive traffic exactly where you want it to go.
LinkedIn, like most social platforms, wants to keep users on its site for as long as possible. When you add a single external link to a post, the platform generates a large, clickable link preview card that takes up significant screen real estate. This is great for getting eyes on one specific piece of content, but it becomes a roadblock when you have more than one destination in mind. For marketers, founders, and creators, this is a common frustration. You might want to direct followers to a case study on your site, an event registration page, and a new YouTube video, all within the context of one announcement.
Trying to paste multiple URLs into the post body just looks messy and creates a poor user experience. None of the links get a preview card, and your audience is left guessing which one to click. Fortunately, you don't have to choose just one. By getting a little creative, you can neatly package multiple links into a post that is both visually engaging and algorithm-friendly.
One of the most engaging and effective ways to share multiple links is by using a LinkedIn document post, also known as a carousel. Instead of a standard image or video, you upload a PDF file that users can swipe through. The secret is to embed your links directly into the PDF before you upload it, creating a rich, interactive experience.
Your first step is to design the pages of your PDF. Think of each page as an individual slide in a presentation. You can use any simple design tool for this - Canva, Figma, Google Slides, or even PowerPoint will work perfectly.
This is where the magic happens. In the design tool you're using, select the text box or graphic you want to make clickable. Then, use the tool's hyperlink feature to embed your URL.
For instance:
Test each link inside your design tool to make sure it points to the correct destination before you proceed.
Once your slides are designed and your links are embedded, export your entire design as a PDF. The most important setting here is to make sure your links are preserved. In most design software, there will be an option during the export process like "Include hyperlinks" or "Keep links live." Double-check that this is selected. After exporting, open the PDF on your computer and click the links one more time to confirm they work as intended.
Now, head over to LinkedIn. In the post creation box, instead of adding an image or video, click the option to "Add a document" (it usually looks like a small document icon). Select your newly created interactive PDF from your computer. LinkedIn will ask you to give your document a descriptive title - make it something compelling that describes the content, like "5 SEO Mistakes to Avoid in 2024" or "Our Latest Product Growth Case Study."
The carousel method is a favorite among savvy marketers for a few key reasons. First, carousels naturally encourage engagement. The act of swiping keeps users on your post longer, which sends a positive signal to the LinkedIn algorithm. Second, it allows you to present multiple CTAs in a clean, visual format that’s easy to understand. Each link has its own context on its own slide, so there's no confusion for the user.
If the carousel method feels like too much design work for a quick post, a "link in bio" or link aggregator page is a fantastic alternative. The concept is simple: you create a single, simple landing page that hosts a list of all your important links. Then, you just share the link to *that* page in your LinkedIn post.
There are many tools available that are purpose-built for this, most offering free plans that are more than enough to get started.
Once you’ve chosen your tool, it’s time to populate your page. Add all the links you want your audience to access. A good landing page might include:
Customize the colors, fonts, and your profile picture to match your personal or company brand. Keep the button text clear and concise (e.g., "Read the Blog," "Book a Call").
With your link hub ready, just copy its URL and paste it into your LinkedIn post. LinkedIn will automatically generate a preview card for that page. You can customize the preview image and title within your chosen aggregator tool to make it as appealing as possible in the LinkedIn feed.
This approach gives you one clean, professional-looking link to share. It keeps your post tidy and effectively turns LinkedIn's one-link limit into a feature, not a bug, by funneling your audience to a central location where they can choose their own journey.
Pro Tip: This "master" link is also perfect for adding to the "Featured" section of your LinkedIn profile, giving visitors a permanent and easy way to find your most important content.
The "link-in-comment" technique is one of the oldest and simplest workarounds. The idea is to write your post without any external links in the main caption, then immediately add your links as the first comment on your own post.
For years, marketers believed this strategy "tricked" the algorithm into giving text-only posts more organic reach. While LinkedIn has publicly stated that the algorithm doesn't penalize posts with links in the caption, this method is still highly effective for other reasons - namely, focus and user experience.
This approach keeps your main post clean and reader-focused. It feels less like an advertisement and more like a conversation, where the resources you're providing in the comments are a natural extension of your original thought.
Adding multiple links to a LinkedIn post is entirely possible with a bit of planning. By leveraging interactive carousels, a centralized link hub, or the classic first-comment strategy, you can guide your audience to all of your valuable content without friction. The best method depends on your specific goal, so feel free to experiment to see what resonates best with your audience.
Juggling different content formats and strategies on LinkedIn can be a lot, especially when managing other platforms at the same time. Since our team is always preparing different kinds of content, we use Postbase to plan everything visually on one calendar. It allows us to see our entire content schedule at a glance, helping us stay organized and consistent with which link strategy we're using for each post without getting lost in spreadsheets.
Enhance your email signature by adding social media icons. Discover step-by-step instructions to turn every email into a powerful marketing tool.
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