Open the spam email
Tap the sender name or email address
Tap Block this Contact
Mark the email as junk or spam
Delete the email
Unsubscribe from legitimate mailing lists
Use the Mail app’s filter options
Go to Settings
Tap Mail
Tap Blocked Sender Options
Add unwanted senders to the blocked list
Turn on Filter Unknown Senders
Go to Settings
Tap Mail
Tap Privacy Protection
Turn on Protect Mail Activity
Report spam to your email provider
Avoid replying to spam emails
Avoid clicking links in spam emails
Avoid opening attachments from unknown senders
Use a separate email address for sign-ups
Keep iPhone software updated
Check your email account security settings
Change your email password if spam increases
Enable two-factor authentication on your email account