How do I delete thousands of emails in Gmail on iPhone?
Mass Delete Gmail Messages To delete all emails on Gmail that you've selected, click the Trash button. As soon as you click the Bulk Select checkbox, all the messages that met your search criteria are automatically checked. To delete them, click the Trash icon above the selected messages (it looks like a trash can).Dec 1, 2017
How do I delete a lot of emails in Gmail on my iPhone?
Click on the Select All checkbox in the top right corner of the screen. You'll have selected all the emails on the page. To select all emails in the folder, go to Select all XXX conversations in Folder. Click the trash can icon to move the selected emails into the Trash Folder.Jan 7, 2021