Select the emails with the checkbox to the right of the message list. Click Select all conversations if you have more messages than are shown on this page to choose them all at once. To delete all emails, click the Trash button.

To select all, check the tick box. A tiny tick box is located between the search bar and the tab selection, and it is highlighted above. In addition to those that aren’t shown on the page, add in the emails. Select everything by hitting the delete key. Confirmation is required. Delete anything from your trash and repeat this procedure?

Open the Email app and launch it. Select a message from your Inbox that you wish to remove. To select a specific message, tap and hold on it until a menu appears allowing you to choose Unread, Marked as reading Unread, Delete, or Archive. Tap the small circle labeled “All” to select all messages?

Go to Gmail on your computer. Open an email from the person you want to unsubscribe from. Click Unsubscribe or Change preferences next to the sender’s name. If you don’t see these choices, go through the previous two steps to block the report from the sender.

Open Gmail on your computer. Select all messages on the page by checking the box at the top left. Delete is selected.