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.

Ever create a fantastic Facebook post, only to realize your friends and followers on mobile can't find the Share button? It's a common frustration, but the fix is usually quite simple. This guide will walk you through the technical steps to make any post shareable on mobile and, more importantly, share the strategic secrets to crafting content that people are genuinely excited to pass along to their own networks.
If you take away just one thing from this article, let it be this: a post's shareability is almost always tied to its audience setting. When a post lacks a Share button, it's not a bug or a glitch, it's a privacy feature working exactly as intended. Facebook gives you granular control over who sees your content, and the Share button is directly tied to that choice.
Here's a quick breakdown of the most common audience settings and what they mean for sharing:
To put it simply, for a post to be truly and universally shareable, its audience must be set to Public. This allows anyone who sees it on their feed to easily click "Share" and broadcast it to their own audience, which is how great content spreads across the platform.
Fixing this on the Facebook mobile app takes just a few taps. Whether you're creating a new post from scratch or need to fix one that's already live, the process is straightforward.
When you're creating a post, getting the audience right from the start is the easiest way to go. Here's how:
You can also change your entire account's default audience setting to "Public," so all your future posts will be shareable without you having to change it every time.
To do so, navigate to Settings & Privacy > Settings > Profile Settings > Privacy. Then, under "Your Activity," tap on "Who can see your future posts?" and select Public. It’s a good idea to restart your Facebook application to ensure the new setting applies to all your future posts.
Realized you forgot to set a post to Public after you published it? No problem. It's an easy edit.
The post will instantly update its privacy settings. If someone couldn't share it before, a simple refresh of their screen will make the Share button appear.
If you're managing a Business Page, good news: virtually all of your posts are Public by default. That's the whole point of a business presence on the platform. However, if people are still having trouble seeing or sharing your content, it could be due to page-level restrictions. Head to your Page's Settings and check for any "Visitor Restrictions," such as age or country limitations. These can block certain users from seeing your content, effectively making it non-shareable for them.
Making a post technically shareable is only half the battle. The other half is making it psychologically shareable. A "Public" setting gives people the ability to share, but unforgettable content gives them the reason. Here's how to create posts that viewers won't hesitate to pass on.
People share content that makes them feel something. Humor, inspiration, delight, or even a bit of outrage are all powerful drivers of sharing. A dry, informative post might get likes, but an emotional one gets shared. Think about what a viewer feels when they see your post. Are they laughing? Feeling inspired? Feeling seen?
Example: A local restaurant posts a hilarious video of their chefs trying to flip pancakes, with more landing on the floor than in the pan. It's relatable, funny, and shows personality. People share it because it made them laugh and brightened their day.
One of the top reasons people share content is to be helpful to their own network. If your post solves a problem, teaches a new skill, or offers a useful tip, it becomes a resource they can pass on. Think about what your audience struggles with or is curious about. Create content that serves as a solution.
Sharing this kind of content makes the original viewer look smart and helpful to their followers - a win-win.
Facebook is a crowded, fast-scrolling environment. To have any chance of being shared, your content has to stop the scroll first. High-quality images, clean and professional graphics, and, most importantly, engaging video are non-negotiable.
A clean graphic with a bold, readable font will outperform a text-only post almost every time. And don't just link out to a YouTube video - upload your videos directly to Facebook. Native video content, especially vertical formats like Reels, is heavily favored by the algorithm and is much more likely to be seen and shared.
Your visual grabs their attention, your caption turns that attention into action. Ditch boring, single-sentence descriptions. Instead, tell a story, ask a piercing question, or state a strong opinion that encourages discussion in the comments.
And never underestimate the power of a direct call to action. You'd be surprised how often people are willing to share if you just ask them. It doesn't have to be pushy:
This simple prompt bridges the gap between someone liking your content and actually sharing it.
It's an old-school tactic because it works. A giveaway or contest built around sharing can be the quickest way to create a viral effect. The classic "Share this post and tag a friend to enter" framework is powerful for reaching new audiences organically. Just be sure to read up on Facebook's promotion policies to stay compliant. Often, you can't require a share on a personal timeline as the *only* method of entry, but you can definitely encourage it as part of the process.
Turning on the Share button is a simple, technical flick of a switch - changing your audience to "Public." But creating genuinely shareable content is an art. It's where strategy meets psychology, combining value, emotion, and visuals into a package so compelling that your audience volunteers to become your biggest advocates.
At Postbase, we know how much thought and planning goes into crafting that ideal piece of content. That's why we've worked so hard to make the rest of the process - scheduling, planning, and tracking - as simple as flicking that switch. With a visual calendar that shows all your content in one place, we help you focus less on the busywork of posting and more on the creative spark that gets people talking and sharing.
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