How To Change Mailerlite Thumbnail Image

Modifying the cover image in MailerLite is a fairly straightforward method that can greatly enhance the individualization of your email promotions. As an active user of MailerLite, I have discovered that incorporating a personal element to the cover image can establish a deeper emotional bond with your recipients. In this article, I will walk you through the steps of changing the thumbnail image in MailerLite, while also sharing my personal experiences and insights.

Why Change the Thumbnail Image?

The thumbnail image is the first thing your subscribers see when they receive your email. By carefully selecting and customizing this image, you can make a strong first impression, grab attention, and entice your readers to open your email.

Step-by-Step Guide to Changing the Thumbnail Image

Here’s a step-by-step walkthrough of how to change the thumbnail image in MailerLite:

  1. Log in to your MailerLite account and navigate to the “Campaigns” section.
  2. Choose the email campaign you want to edit or create a new campaign.
  3. In the campaign editor, locate the thumbnail image placeholder.
  4. Click on the thumbnail image placeholder to open the image editor.
  5. Upload an image from your computer or choose from the existing image library.
  6. Once you’ve selected the image, you can crop and resize it using the image editor tools.
  7. After making the necessary adjustments, click “Save” to update the thumbnail image.

Remember to choose an image that aligns with your email content and resonates with your audience. Whether it’s a product image, a captivating photo, or a branded graphic, the thumbnail image should reflect the message and purpose of your email campaign.

My Personal Experience

As an avid user of MailerLite, I’ve experimented with various thumbnail images to enhance the performance of my email campaigns. One thing I’ve learned is the importance of choosing images that evoke emotions and curiosity. By using visually appealing images that align with my brand, I’ve noticed an increase in open rates and overall engagement from my subscribers.

For example, when promoting a new product launch, I replaced the generic thumbnail image with a high-quality product photo that showcased the product’s features and benefits. This personalized touch not only caught the attention of my subscribers but also conveyed the value of the product more effectively.


Changing the thumbnail image in MailerLite is a simple yet effective way to add a personal touch to your email campaigns. By following the step-by-step guide and considering your audience’s preferences, you can create a compelling first impression and increase engagement with your emails. Remember, a well-chosen and personalized thumbnail image can make all the difference in capturing your subscribers’ attention and motivating them to open your emails.