How to save HTML code to email in Gmail
Gmail has no HTML source mode. Insert a rendered email with html2email instead of attaching a .html file.
September 23, 2026
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Helpful articles and guides on creating HTML emails, signatures, and templates for Gmail, Yahoo, Mail.ru, and Yandex Mail.
What is an HTML email template?
Tables, inline CSS, and a 600px container. What an HTML email template is, plus free examples.
September 23, 2026
Responsive HTML email with tables
Stack columns on mobile with tables and a media query. What Outlook ignores, and the pattern that holds.
September 23, 2026
How to set Outlook email to HTML
Turn on HTML compose in classic Outlook, save a template, and why html2email does not insert into Outlook.
September 23, 2026
Insert HTML email with variables in Gmail
Reuse one template per client. Fill names, links, and images from Preview. Tokens never leave html2email.
September 7, 2026
Gmail vacation responder: HTML auto-reply
Set a branded HTML Vacation responder with html2email’s </> button in Gmail Settings. Dates, template, Save Changes.
August 17, 2026
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What is an HTML Email Preheader? (And How to Add It)
Learn what an HTML email preheader is, why it increases open rates, and how to add hidden preview text using code. Plus, how to validate it automatically.
February 13, 2026
How to create a Gmail signature (HTML, logo, mobile)
Learn how to create professional HTML email signatures in Gmail and Yahoo Mail in under 2 minutes. Free templates, no coding required. Get started today!
December 3, 2025
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HTML Email Doctype: Which One to Use
Keep emails in standards mode with the correct doctype and avoid quirks that break widths and fonts.
February 13, 2026
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Charset and Viewport Meta Tags for Email
Stop mojibake and mobile zoom-out with UTF-8 and a safe viewport tag at the top of your email head.
February 13, 2026
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Fix Unclosed or Mismatched Tags
Prevent broken layouts from missing table tags and catch errors before sending.
February 13, 2026
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Table Attributes Every Email Needs
Apply border, cellpadding, cellspacing, and role to keep layouts tight and accessible.
February 13, 2026
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Best Width for HTML Emails (600–800px)
Choose stable container widths, center them, and avoid horizontal scroll on mobile.
February 13, 2026
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Why Div Layouts Break in Outlook
Swap flex/grid for table layouts to keep Outlook stable and mobile-friendly.
February 13, 2026
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ALT Text for Email Images
Write concise ALT text to keep meaning when images are blocked and improve accessibility.
February 13, 2026
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Set Image Width, Height, and Border
Prevent layout shifts by declaring dimensions and border="0" on every email image.
February 13, 2026
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Remove Gaps Under Images with display:block
Block-level images eliminate ghost spacing and keep banners flush with their containers.
February 13, 2026
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Valid Href Links in Email
Use https links, avoid empty hrefs, and keep tracking clean to protect clicks.
February 13, 2026
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Inline Styles vs <style> Tags
Inline critical CSS to survive Gmail and Outlook; avoid external stylesheets.
February 13, 2026
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CSS Properties with Partial Support
See which CSS properties break in Outlook and what table-safe alternatives to use.
February 13, 2026
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CSS Units in Email: px vs %
Use px and % for predictable sizing; avoid rem/em/vw for layout in Outlook.
February 13, 2026
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Keep HTML Email Under 100 KB
Avoid Gmail clipping by trimming markup, minifying safely, and deduplicating inline styles.
February 13, 2026
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Outlook Phantom Tables
Wrap max-width content in conditional phantom tables so Outlook respects your layout.
February 13, 2026