There are a few ways to do this. One way is to use the built-in Mailbox Cleaner. This can be done by going to Mailbox > Preferences > Clean mailboxes now. You can also select individual mailboxes and click on the “Empty Trash” button in the toolbar.

It is possible to delete emails on a Mac by opening Mail, clicking the mailboxes tab, selecting the desired mailbox, and then clicking Edit. Selecting all of the messages in that mailbox can be done by pressing Command+A. Once selected, they can be deleted by pressing Delete.

To empty the cache in Mac mail, you need to go to “Mail” > “Preferences” > “General” and click on the “Empty Mailbox”.

The best way to clean up thousands of emails is to use the “Select All” feature in Gmail or Outlook. This will allow you to delete all of the messages at once without having to go through each one individually.

Mail is a very large application on the Mac. It can take up a lot of storage space, but it is worth it for the benefits. The best way to save space is to delete old emails and attachments that you no longer need or want. You can also archive them if they are important enough to keep.

You can delete emails by selecting them one by one or you can use the “Delete” button on the toolbar at the top of your inbox.You can delete emails by selecting them one by one or you can use the “Delete” button on the toolbar at the top of your inbox.

First, you need to find the email that you want to delete. You can do this by clicking on the “Inbox” tab at the top of your screen. Once you have found the email you want to delete, click on it and then click “Delete” in the upper-right corner of your screen.

There are many ways to delete emails in bulk. One way is to go through your inbox and delete emails one by one, but this can take a long time. Another way is to use the search function on your email provider’s website. For example, if you’re using Gmail, you can type “label: unread” into the search box and then click on the “More” button that appears next to the search box.

Mail app cache is where the Mail app temporarily stores emails. The cache can be cleared by opening the Mail app, tapping on “Edit” in the top-left corner, scrolling down to “Mailbox,” and tapping on “Clear Cache.

You can delete emails in Gmail by selecting the email and clicking on the trash icon. If you want to delete more than one email, you can select all of them before clicking on the trash icon.