How to Delete a Gmail Account Emails Automatically?
Open Gmail Account on your system.
In search bar you will find Filter icon. Click on It.
If you don't find filter in search bar then go to setting and click on see all settings.
To Protect Your Google Account Being Hacked
On setting Page you will find
"Filter and blocked addresses" after clicking it in the bottom click
"Create a new filter"
On the first you will find "From" here you need to enter unwanted emails Name or addresses like Zomato, Swiggy, Facebook etc...
When you entered Email Addresses now Select "Delete it" and now your filter is ready just click on "create it"
Now You Are ready with your Filter to delete unwanted Emails from your Inbox