Gmail Attachment Size Limit: How Big Can Files Be? (2026)
Gmail sends attachments up to 25 MB and receives up to 50 MB; larger files go to Google Drive automatically. Here's how to send big files.
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Gmail sends attachments up to 25 MB and receives up to 50 MB; larger files go to Google Drive automatically. Here's how to send big files.
Outlook.com caps attachments at 34 MB; desktop Outlook defaults to 20 MB, Microsoft 365 up to ~150 MB. How the limits work and how to send bigger files.