How to Use Email Filters

Create filters in Gmail that automatically sort, label, or delete incoming messages based on rules you choose.

Steps

1
Open Gmail settings.
Click the gear icon at the top right and choose "See all settings."
2
Click the "Filters and Blocked Addresses" tab.
This section lists any filters you have already created.
3
Click "Create a new filter."
A window opens where you define the filter rules.
4
Set your filter criteria.
Choose conditions like sender address, subject words, or keywords in the message.
5
Choose what to do.
Pick actions like apply a label, delete the message, or mark it as important.

Can I apply a filter to existing emails in my inbox?Show

Yes, after creating a filter, check the box "Also apply filter to matching conversations" to sort emails already in your inbox.

How many filters can I create in Gmail?Show

Gmail lets you create up to 5,000 filters on a single account. Most people never need more than a dozen.

Can I edit a filter after I create it?Show

Yes, go back to Settings, click the "Filters and Blocked Addresses" tab, and click "edit" next to the filter you want to change.

Written by the HowToDoStuff.online editorial team. Last updated May 18, 2026.