snag the check box at the top of theSelectcolumn to choose all the emails.

Choose that link to select everything in the Inbox.

When you search for everything in your inbox, the selection includes messages in the inbox tabs, includingPrimaryandSocial.

in:inbox in the Gmail search box

Select all messages by pressingCtrl+AonWindows and Linux orCommand+Aon a Mac.

Move the messages to an archive folder or delete messages in bulk.

Gmail offers tools to help you with that.

A Gmail inbox with the Select All button highlighted

Gmail with the Archive button highlighted

Gmail with the Trash button highlighted