Apple mail 開封

You're referring to the "Open in" feature in Apple Mail! 😊

When you receive an email attachment in Apple Mail, you can choose to "Open in" a specific app or service to view or edit the attachment. Here's how:

1. Open the email with the attachment you want to open.
2. Click on the attachment to select it.
3. Click the "Open in" button at the top of the screen.
4. Choose the app or service you want to open the attachment in from the dropdown menu.

Some common options include:

• Preview: Opens the attachment in the Preview app, which can be used to view and edit various file types, such as PDFs, images, and text files.
• Pages: Opens the attachment in the Pages app, which can be used to edit and format documents.
• Numbers: Opens the attachment in the Numbers app, which can be used to edit and format spreadsheets.
• Keynote: Opens the attachment in the Keynote app, which can be used to edit and format presentations.
• TextEdit: Opens the attachment in the TextEdit app, which can be used to edit and format text files.
• Safari: Opens the attachment in the Safari browser, which can be used to view and edit web pages.
• Other apps: Depending on the type of attachment, you may see other app options available, such as Adobe Acrobat for PDFs or Microsoft Office apps for Microsoft Office files.

By choosing the "Open in" option, you can quickly and easily view or edit your email attachments without having to download and save them to your computer first.