Popular articles
- Import mail from another provider Bring your old mail into Aster with a connected account or an MBOX file.
- Turn on two-factor authentication Add a second step to sign-in with an authenticator app, and store your backup codes.
- Recover your account Get back in with a recovery code, and understand why a lost password cannot be reset.
- Add aliases and custom domains Create aliases for sign-ups, and use an address on a domain you own.
- Compare Aster plans What each plan includes, and how storage, aliases, and domains differ between them.
- Send and receive mail Write a message, pick the address it comes from, and find mail that has not arrived.
Browse help topics
Fix a problem 6 articles
Getting started 14 articles
- Create an Aster account
- Sign in to Aster Mail
- Import mail from another provider
- Install Aster Mail on your devices
- Set up Aster Mail in your first week
- Set up Aster on your phone
- Add a recovery email
- Forward mail from your old address
- Import your contacts
- Customize your inbox
- Keyboard shortcuts
- Set up notifications
- Fix sign-in problems
- Use several Aster accounts at once
Using Aster Mail 18 articles
- Send and receive mail
- Organize mail with folders and labels
- Search your mailbox
- Add aliases and custom domains
- Schedule send and snooze mail
- Send and open attachments
- Signatures and saved replies
- Filter mail with rules
- Manage contacts and groups
- Manage spam and blocked senders
- Set a vacation responder
- Undo send and work with drafts
- Manage newsletters and unsubscribe
- Clean up a full inbox
- Check a message's details and headers
- Find a message that didn't arrive
- Stop your mail landing in spam
- Fix a message that won't send
Security and encryption 16 articles
- How Aster encryption works
- Turn on two-factor authentication
- Recover your account
- Verify a contact's keys
- Report phishing and spam
- Change your password or add a passkey
- Review devices and sessions
- Send an encrypted message to anyone
- App passwords for other clients
- Privacy controls in your mailbox
- Run a security checkup
- SPF, DKIM, and DMARC for your domain
- Aster Vanguard and Lockdown Mode
- Lock a folder with a password
- Use Aster Mail over Tor
- Restore sent mail after a password change
Account and billing 13 articles
- Compare Aster plans
- Payment methods Aster accepts
- Change your plan
- Cancel your plan or ask for a refund
- Delete your Aster account
- Find your invoices and receipts
- Pay with cryptocurrency
- Storage and sending limits
- Share a plan with your family
- Student and academic pricing
- Update your payment method
- Change your Aster address
- Top up and spend account credit
Settings 24 articles
- Settings reference
- Appearance settings
- Accessibility settings
- Account settings
- Security settings
- Encryption settings and PGP keys
- Alias settings
- Custom domain settings
- Storage settings
- Billing settings and credits
- Family plan settings
- Invite friends
- Reading and conversation settings
- Inbox categories
- Compose, signature, and template settings
- Mail rules settings
- Blocked and allowed senders
- Forward mail automatically
- Connect external accounts
- Export your mail
- Aster Bridge settings
- Send feedback
- Updates
- Developer settings
Videos
Short walkthroughs from the Aster channel.
Still need help?
Contact support. Aster replies here and in your inbox.
- Get help with your account Send a request from your account and read the replies here.
- Can't sign in? Tell us another email address. We send a code there, then reply to it.
- Your support requests See your requests and read the replies.
You can also email hello@astermail.org.