From the menu bar Select Mail and Preferences.Here is how to stop the app from popping up: Some users complain that their Mac email app keeps popping up on split screens. How to Stop Mail App From Popping Up on Mac Choose your preferred email application from the ”Default email reader” pop-up menu.Choose “Preferences” from the Mail menu, then select “General”.Here is how to change default mail app on Mac: Try it FREE How to Change Default Mail App on Mac Underneath, you’ll find out how much space attachments are occupying, select and delete all attachments you no longer need.Įasily find and mass-delete all the emails you don't need anymore. Click the Storage tab and then select Manage -> click on Mail in the left-hand sidebar. Click on the “Apple menu” and select About this Mac. With the latest macOS (including macOS 12 Monterey), you can also use the optimize feature to delete attachments.This will sort out all messages with attachments. If you are having trouble finding emails with attachment, simply click the View menu, and then select View by attachments. Alternatively, you can simply delete the email, and proceed to your download directory in the library on your Mac to delete downloaded attachments. To delete, simply navigate to messages with attachments, click Menu and select Remove attachment. Attachments are one of the biggest storage consumers.

Here is a step-by-step guide on how to delete mail storage on Mac. Once you open an attachment on your Mac, it automatically gets downloaded on your computer. These attachments range from sent documents and other files to signatures from subscribed company newsletters. Mail storage is consumed by various attachments that come with your emails.

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