Troubleshooting LinkedIn Post Size Issues: A Comprehensive Guide
Facing a "LinkedIn post size not working" error? This guide offers comprehensive troubleshooting steps and solutions to resolve common LinkedIn post size issues and boost your reach.

Junaid Khalid
When your carefully crafted content encounters a “LinkedIn post size not working” error, it can be a frustrating roadblock to maintaining a consistent professional presence. This comprehensive guide will walk you through common issues, provide actionable troubleshooting steps, and highlight how tools like LigoAI can streamline your content creation process to avoid these pitfalls entirely. Understanding and adhering to LinkedIn’s specific requirements for text, images, and videos is crucial for ensuring your content displays correctly and reaches your target audience effectively.
Summary
Experiencing a LinkedIn post size error can hinder your content strategy. This guide offers direct solutions for common issues, including understanding character limits, image dimensions, and video specifications. It provides a step-by-step troubleshooting process and demonstrates how LigoAI can simplify content creation and compliance with LinkedIn’s guidelines, ultimately helping you boost LinkedIn post reach.
Common LinkedIn Post Size Issues
Users frequently encounter various challenges when posting content on LinkedIn, ranging from minor display glitches to outright upload failures. These issues often stem from not adhering to the platform’s specific guidelines for content dimensions and file sizes. Addressing these problems promptly ensures your professional message is delivered as intended.
Understanding LinkedIn Post Size Limits
LinkedIn imposes specific limits on the size and dimensions of content to maintain platform performance and user experience. These limits apply to text, images, and videos. Exceeding these can lead to a “linkedin post size not working” error or prevent your content from being published.
For text-based posts, LinkedIn has a character limit of 3,000 characters. While this might seem generous, optimal engagement often occurs in posts between 1,300 and 2,500 characters. This suggests that while you have room to elaborate, concise and impactful writing within this range is often more effective. For more in-depth information on maximizing your text content, refer to our guide on LinkedIn Post Character Limit.
Regarding images, the recommended dimensions for LinkedIn posts are 1200 × 627 pixels for landscape orientation, 1080 × 1080 pixels for square, and 1080 × 1350 pixels for portrait orientation. The maximum file size for images is 5 MB. Attempting to upload an image exceeding these specifications can result in a “linkedin image size not working” issue. For example, a user attempted to upload a 6 MB image with dimensions of 1200 × 800 pixels, resulting in an error message indicating the file size exceeded the maximum limit.
Videos also have their own set of constraints. LinkedIn supports video posts up to 10 minutes in length and a maximum file size of 5 GB. Recommended dimensions are 1920 × 1080 pixels (16:9 aspect ratio). Failure to meet these requirements can lead to “linkedin video size issues,” where your content either won’t upload or will appear distorted.
Error Messages Related to Post Sizes
When a “linkedin post size error” occurs, LinkedIn often provides an error message that can help diagnose the problem. Understanding these messages is the first step toward a solution.
Common error messages include:
- “File too large”: This explicitly indicates that your image or video file exceeds the maximum allowed size (e.g., 5 MB for images, 5 GB for videos).
- “Unsupported file format”: While not directly a size issue, an incorrect file format can prevent uploads. Ensure you are using accepted formats like JPG, PNG, GIF for images, and MP4, MOV for videos.
- “Dimensions incorrect”: This message appears when your image or video does not meet the recommended aspect ratio or pixel dimensions. For instance, uploading a vertical image where a horizontal one is expected can trigger this.
- “Post content too long”: This refers to exceeding the 3,000-character limit for text posts.
These messages are designed to guide you. When you encounter a “linkedin post size not working” notification, cross-reference it with the specific content type you are trying to upload and its corresponding limits.
Troubleshooting Steps for Post Size Issues
When you face a “linkedin post size not working” problem, a systematic approach to troubleshooting can help identify and resolve the issue efficiently.
Here’s a step-by-step guide:
- Check LinkedIn’s Official Guidelines: Always start by reviewing the latest LinkedIn guidelines for text, image, and video specifications. These can change, so what worked yesterday might not work today.
- Verify File Size and Dimensions: For images and videos, check the properties of your file. On most operating systems, you can right-click the file and select “Properties” (Windows) or “Get Info” (Mac) to see its size and dimensions.
- Inspect Character Count: If your text post isn’t going through, copy and paste it into a character counter tool to ensure it’s within the 3,000-character limit.
- Try a Different Browser or Incognito Mode: Browser extensions or cached data can sometimes interfere with LinkedIn’s functionality. Try posting from a different browser or in an incognito/private window.
- Clear Browser Cache and Cookies: Accumulated browser data can sometimes cause unexpected errors. Clearing your cache and cookies can often resolve these.
- Update Your Browser: Ensure your web browser is updated to its latest version. Outdated browsers may have compatibility issues with LinkedIn’s platform.
- Test with a Smaller/Simpler Post: If you’re consistently facing issues, try uploading a very small image or a short text post to see if the problem persists. This helps determine if the issue is with your specific content or a broader platform problem.
- Restart Your Device and Internet Connection: Sometimes, a simple restart of your computer and router can resolve connectivity issues that might be preventing uploads.
- Contact LinkedIn Support: If all else fails, reach out to LinkedIn’s official support channel. Provide them with details of the error message, the type of content, and the troubleshooting steps you’ve already taken.
Fixing LinkedIn Post Size Errors
Addressing a “linkedin post size error” often involves adjusting your content to fit within the platform’s requirements. These fixes are generally straightforward once you’ve identified the specific cause.
Here are common solutions:
- For Text Posts: If your post exceeds the character limit, you’ll need to edit it down. Focus on conveying your core message concisely. Consider using external links for supplementary information or breaking a longer thought into a series of posts. A LinkedIn post with 2,500 characters received higher engagement compared to a similar post with 500 characters, highlighting the platform’s preference for longer, more detailed content. This indicates that while you should stay within the limit, leveraging the available character count for value-driven content is beneficial.
- For Image Files: If your “linkedin image size not working” is due to file size, you can compress the image using an online image compressor or image editing software. If the dimensions are incorrect, use an image editor to resize and crop the image to fit the recommended aspect ratios (e.g., 1200 × 627 pixels for landscape or 1080 × 1080 pixels for square).
- For Video Files: For “linkedin video size issues” related to file size, you may need to compress the video or reduce its length. Video editing software can help with this. If the dimensions are off, re-render the video to the recommended 1920 × 1080 pixels (16:9 aspect ratio). Many video editors offer presets for social media platforms.
| Content Type | Maximum Size/Length | Recommended Dimensions | Common Error | Solution |
|---|---|---|---|---|
| Text Post | 3,000 characters | N/A | “Post too long” | Shorten text, use external links |
| Image | 5 MB | 1200x627 (landscape), 1080x1080 (square), 1080x1350 (portrait) | “File too large”, “Dimensions incorrect” | Compress file, resize/crop image |
| Video | 5 GB, 10 minutes | 1920x1080 (16:9) | “File too large”, “Unsupported format”, “Dimensions incorrect” | Compress, trim, re-render video |
Resolving Image and Video Size Issues
Specific strategies are needed to tackle “linkedin image size not working” and “linkedin video size issues,” as these often involve visual content optimization.
For Images:
- Compression: Use tools like TinyPNG, Compressor.io, or even built-in image editors (like Preview on Mac or Paint on Windows) to reduce the file size without significant loss of quality. Aim for a file size under 5 MB.
- Resizing and Cropping: Ensure your images match LinkedIn’s recommended aspect ratios. For example, a square image (1080 × 1080 pixels) is versatile, while a landscape image (1200 × 627 pixels) is ideal for link previews. Photo editing software like Adobe Photoshop, GIMP, or online tools like Canva can help you achieve precise dimensions.
- Format Check: Stick to JPG, PNG, or GIF formats. Avoid less common formats that LinkedIn might not support.
For Videos:
- Encoding and Compression: Use video editing software (e.g., Adobe Premiere Pro, DaVinci Resolve, HandBrake) to re-encode your video with efficient codecs (like H.264) and compress it to reduce file size. Aim to keep it under 5 GB.
- Trimming Length: If your video exceeds 10 minutes, consider editing it down to the most impactful segments. You can also upload longer videos to platforms like YouTube and share the link on LinkedIn.
- Aspect Ratio Correction: Ensure your video is rendered in a 16:9 aspect ratio (1920 × 1080 pixels) for optimal display. Videos with unusual aspect ratios might be cropped or have black bars.
- Check Frame Rate: While not strictly a “size” issue, an extremely high frame rate can increase file size. Most social media platforms recommend 25-30 frames per second (fps).
By systematically applying these solutions, you can overcome most “linkedin post size not working” challenges related to visual media.
Leveraging LigoAI for Effective LinkedIn Posting
Navigating LinkedIn’s varied content requirements and avoiding “linkedin post size not working” errors can be time-consuming, especially for busy founders and agency owners. This is where LigoAI becomes an invaluable asset, streamlining your content creation and ensuring compliance with platform guidelines. LigoAI is designed to help you build a consistent LinkedIn presence without spending hours on content, providing tools that address many of the challenges discussed.
How LigoAI Helps with Post Size and Content Optimization:
- AI-Powered Content Generation: LigoAI allows users to set a content theme based on their niche and audience, then generates tailored post ideas. This ensures your content is always relevant and engaging. The platform then turns these ideas into publish-ready LinkedIn posts, often optimizing for character count. While LigoAI doesn’t directly resize images or videos, its focus on text generation helps users craft compelling narratives that naturally fit within the 3,000-character limit, encouraging content that drives engagement without exceeding the maximum.
- Voice Consistency: The tool generates posts “in their own voice,” ensuring authenticity and preventing your content from sounding generic. This is crucial for building a strong personal brand on LinkedIn.
- Streamlined Idea Generation: Forget writer’s block. LigoAI provides a constant stream of fresh, relevant post ideas, reducing the time spent brainstorming and allowing you to focus on strategic initiatives.
- Chrome Extension for Commenting: Beyond post creation, LigoAI offers a Chrome extension for commenting. This feature helps you engage effectively with other posts, enhancing your visibility and network. While not directly related to initial post size, active commenting significantly contributes to your overall LinkedIn strategy and can indirectly boost LinkedIn post reach.
- Analytics Dashboard: LigoAI includes an analytics dashboard to track post performance. This allows you to see which types of content and lengths are resonating most with your audience, helping you refine your strategy over time and optimize for engagement within LinkedIn’s limits.
- Post Rewrite Feature: If you have existing content that might be too long or needs adjustment to fit LinkedIn’s character limits, LigoAI’s post rewrite feature can help condense or expand it while maintaining your core message and voice. This is particularly useful when you encounter a “linkedin post character limit” issue.
By integrating LigoAI into your LinkedIn strategy, you not only mitigate the risk of “linkedin post size error” but also elevate the quality and consistency of your content. This allows you to focus on what you do best - growing your business - while LigoAI handles the intricacies of LinkedIn content optimization.
Conclusion
Encountering a “linkedin post size not working” error can be a significant setback in your content strategy, but with a clear understanding of LinkedIn’s guidelines and a systematic troubleshooting approach, these issues are entirely manageable. By carefully adhering to character limits, image dimensions, and video specifications, you can ensure your content is always presented optimally.
Remember to regularly check file sizes, use appropriate editing tools for resizing and compression, and leverage the platform’s error messages for quick diagnosis. Ultimately, consistent, high-quality content that respects platform requirements is key to building a strong professional presence.
For founders and agency owners looking to streamline this process and ensure their content consistently meets LinkedIn’s standards without extensive manual effort, LigoAI offers a powerful solution. From generating tailored post ideas in your voice to providing analytics and a rewrite feature, LigoAI helps you overcome common posting hurdles and significantly boost LinkedIn post reach. Take control of your LinkedIn presence and make every post count by leveraging smart tools designed for efficiency and impact. We encourage you to explore how LigoAI can transform your LinkedIn content creation today.
FAQ
What should I do if my LinkedIn post character limit is exceeded?
If your post exceeds the LinkedIn post character limit of 3,000, you should edit your content to be more concise. Focus on the core message and consider using bullet points or numbered lists to convey information efficiently. You can also provide a summary on LinkedIn and link to a longer article or blog post on your website for those who wish to read more. LigoAI’s rewrite feature can assist in condensing your text while preserving your voice.
How can I fix a “linkedin image size not working” error?
To fix a “linkedin image size not working” error, you need to ensure your image meets LinkedIn’s requirements: a maximum file size of 5 MB and recommended dimensions such as 1200 × 627 pixels for landscape, 1080 × 1080 pixels for square, or 1080 × 1350 pixels for portrait. Use an image editor or online tool to compress the file size and resize/crop the image to the correct dimensions. Always save in a supported format like JPG or PNG.
What causes “linkedin video size issues” and how can they be resolved?
“LinkedIn video size issues” typically arise from exceeding the maximum file size of 5 GB or the 10-minute length limit, or from incorrect dimensions (recommended 1920 × 1080 pixels, 16:9 aspect ratio). To resolve these, use video editing software to compress the video file, trim its length if necessary, and re-render it to the recommended dimensions and aspect ratio. Ensure you use a compatible format like MP4 or MOV.

About the Author
Junaid Khalid
I have helped 50,000+ professionals with building a personal brand on LinkedIn through my content and products, and directly consulted dozens of businesses in building a Founder Brand and Employee Advocacy Program to grow their business via LinkedIn