Add attachments, such as files or photos, to your emails. To send large files over the size limit, such as videos, use Google Drive.
Attach a file
- On your computer, go to Gmail.
- Click Compose.
- At the bottom, click Attach
.
- Choose the files that you want to upload.
- Click Open.
.Remove an attachment
After you add an attachment, you can remove it. To the right of the attachment name, tap Close 
Send attachments with confidential mode
Tip: If you're using Gmail with a work or school account, contact your admin to make sure that you can use confidential mode.
- On your computer, go to Gmail.
- Click Compose.
- Click Attach
- Choose the files that you want to upload.
- In the bottom right of the window, click Turn on confidential mode
.
Tip: If you've already turned on confidential mode for an email, go to the bottom of the email, then click Edit. - Set an expiry date and passcode. These settings impact both the message text and any attachments.
- If you choose 'No SMS passcode', recipients using the Gmail app will be able to open it directly. Recipients who don't use Gmail will get emailed a passcode.
- If you choose 'SMS passcode', recipients will get a passcode by text message. Make sure you enter the recipient's phone number, not your own.
- Click Save