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Why do email images sometimes load slowly, and what can I... - KH2504

Frequently Asked Questions

Why do email images sometimes load slowly, and what can I do in Mail Designer?
 
Whether images are embedded, hosted, or downloaded when the email is opened depends on the sending or export method you use. The recipient's email client also decides whether images are shown immediately or blocked at first for privacy and security reasons.

Because of this, it is not always possible to guarantee that a very image-heavy design will appear instantly and completely. Outlook and some corporate email environments often block external images by default.

Use optimized image sizes, avoid unnecessarily large files, and repeat important information as real text. Descriptive alt text also helps when images are not visible right away.

Before sending the campaign, send test emails to the most important email clients. Check not only the visual design, but also loading speed, image display, links, and readability without loaded images.