How to Attach a Screenshot to an Email
Attach a screenshot to an email by first capturing the image on your device, saving it to your gallery or files, and then using the email composer’s attach button to insert it into the message. On most platforms, you can tap the paperclip or attach icon and choose the screenshot from your library. This quick reference explains how to attach screenshots on desktop and mobile, how to resize large images, which formats work best, and how to protect sensitive information before you send.
Capture a Screenshot on Desktop
Windows
- Press Windows key + Shift + S to open Snip & Sketch, then select a region. The snippet copies to your clipboard; open an email and press Ctrl + V to paste, or save the file and attach it via the attach icon.
- Use the Print Screen (PrtScn) key to capture the entire screen, paste into an image editor, and save.
macOS
- Press Shift + Command + 4 to capture a selected area. The file saves to your desktop by default.
- Press Command + Control + Shift + 4 to copy the selection to the clipboard for pasting directly into the email body or as an attachment.
Linux and Other Desktop OS
Most Linux desktop environments include a Print Screen shortcut or a snipping tool. Check your system settings or use apps like Flameshot, Shutter, or the built-in screenshot utility to capture and save an image before attaching.
Capture a Screenshot on Mobile
iPhone and iPad
- Take a screenshot with Side button + Volume Up (iPhone X and later) or Side button + Home button (older models).
- In the email composer, tap the body to show the toolbar, then long-press the cursor to insert the screenshot from the bottom sheet, or open the Files or Photos app, select the image, and attach it via the paperclip icon.
Android
- Press Power + Volume Down (varies by manufacturer) to capture the screen. Use the screenshot thumbnail to edit or share directly from the recent apps screen.
- In your email app, use the attach icon to browse to the screenshot in Gallery or Files and add it before sending.
Choosing the Right File Format
PNG preserves lossless quality and supports transparency, making it ideal for screenshots with text, UI elements, or sharp edges. JPEG can reduce file size at the cost of some detail and is acceptable for photographs or complex images. For most email attachments, PNG strikes the best balance between clarity and size, although you may choose JPEG if you need smaller files and minor quality loss is acceptable.
Format Comparison at a Glance
| Format | Best For | Typical Use in Email |
|---|---|---|
| PNG | Screenshots, diagrams, text, icons | High clarity; larger files if many colors or transparency |
| JPEG | Photographs, complex images | Smaller files; minor compression artifacts possible |
Resize or Compress if Needed
Large screenshots can exceed email size limits (commonly 25 MB per attachment) or slow delivery. Use an image editor or an online compressor to reduce dimensions or file size. Resize to the necessary context rather than sending very large images, and keep a local backup if you need the original for documentation. Aim for a width suitable for viewing on screen (for example, 1280–1920 pixels wide) unless you need higher resolution for print or detailed review.
Privacy and Sensitive Information
Before attaching a screenshot, review the content for private data such as email addresses, phone numbers, account numbers, or confidential messages. Blur or crop sensitive details, or use a redaction tool, especially when sharing externally or with recipients who do not need the full context. Consider whether a summarized excerpt or a partial crop conveys the needed information without exposing unnecessary personal or organizational data.
Troubleshooting Common Issues
- Attachment too large: Resize the image or compress it, or host the screenshot in cloud storage and include a link instead.
- Cannot attach: Check that the email client allows attachments, that you have not exceeded your mailbox or attachment size quota, and that the file is not corrupt by opening it before attaching.
- Broken or missing image on the recipient side: Send the image as an attachment rather than inline when possible, and avoid forwarding or re-saving the image in a format that loses quality.
- Formatting issues across clients: PNG is widely supported; some older clients handle inline images better when attached as files rather than embedded.
Accessibility and Context
When attaching a screenshot by itself, include a brief description in the email body so recipients using screen readers or low-bandwidth modes understand the context. State the key action or finding and, if necessary, supplement the image with a short text summary of important labels, buttons, or errors.
Summary and Quick Workflow
In most cases, you capture or select a region, save or copy the image, attach it from the compose toolbar, and verify privacy and size before sending. Following this workflow consistently helps you communicate visually without sacrificing clarity or deliverability.