2026-03-05

🔗 Best image formats for email signatures: Compatibility guide

Choose the right image format for your email signature. Ensure universal compatibility and avoid caveats.

Using a professional image or logo in your email signature significantly boosts your brand's presence. However, the world of email rendering is notoriously complex, and not all image formats are created equal. Choosing the wrong file or embedding type can result in broken images, security warnings, or poor quality on...