

Press Command+A (to select all of the emails on the screen).From the top navigation, click on Messages. There are two ways to get this done manually - remove mail attachments of Mail app from single mail and from multiple emails. Delete Mail Attachments on Mail App Manually

Read the instructions carefully to get the best results. These methods are tested and they work totally fine.

Here we’ll be discussing the best 3 ways answering how to delete mail storage on Mac by deleting mail attachments. Here Are Three Ways to Delete Mail Attachments on Mac These attachments are considered to be a very big issue in the Mail Storage and you frequently need to delete these files from Mac mail folders to save more space on your Mac system. It means that an attachment usually turns into a minimum of 3-4 versions of the same attachment saved in various folders and in the inboxes or the cloud-based email services. Or once you have worked on a folder or document, you have saved more than a single copy on your system, and you can forward a modified attachment to sender. It is possible that when you have downloaded and used an attachment, you will not need the original file. The attachments are stored in many places and it is probable that there are numerous versions of an attachment stored in different places, using a lot of storage. Mail downloads, recognized as attachments, are a big feature in the inboxes, either consuming a lot of space in the cloud in case you’re using a cloud-based email client, or on your phone and if you’re using a desktop-based client, on the Mac as well. You will see exactly how much space is used by the Mail app for the user account. Find the Mail folder, Control-click or right-click it, and choose the Get Info. You’ll have to type ~/Library into the dialog box and press the Enter key. Go to Finder, click on the Go menu, and choose the Go to Folder. Then you will see exactly how much space is used by the Mail app for the user account.
