Open Gmail in a web browser
In the search bar, type `from:sender@example.com`
Press Enter to show emails from that sender
To search by sender name, type `from:sendername`
To sort emails from multiple senders, use `from:(sender1@example.com OR sender2@example.com)`
To filter emails from a sender automatically, click the search options icon in the search bar
Enter the sender’s email address in the From field
Click Create filter
Choose what you want Gmail to do with those emails
Click Create filter to save it
To organize sender emails into a label, create or select a label in the filter settings
To view all emails from one sender quickly, click the sender name in an email and choose Search for emails from this sender