How to Connect to Your Email Account via IMAP
This guide explains how to manually configure your email account using IMAP. IMAP keeps your email synchronized across all devices (desktop, mobile, and webmail), ensuring that changes made on one device appear everywhere.
Before You Begin
| Setting | Value |
| Username | Your email account |
| Password | Your email account password |
| Incoming Server | imap.stackmail.com |
| IMAP Port | 993 |
| Outgoing Server | smtp.stackmail.com |
| SMTP Port | 465 |
| Authentication is required for IMAP and SMTP | |
Tip: Always use your full email address as the username.
Recommended Security Settings
- IMAP Encryption: SSL
- SMTP Encryption: SSL
- Authentication: Required for both IMAP and SMTP
- Outgoing server requires authentication: Yes (use the same username and password)
Setup Instructions by Email Client
Microsoft Outlook (Windows / Mac)
- Open Outlook.
- Go to File → Add Account.
- Select Advanced options → Let me set up my account manually.
- Choose IMAP.
- Enter the settings below:
Incoming Mail (IMAP)
- Server: imap.stackmail.com
- Port: 993
- Encryption: SSL/TLS
Outgoing Mail (SMTP)
- Server: smtp.stackmail.com
- Port: 465
- Encryption: SSL/TLS
- Require authentication: Yes
- Enter your full email address and password when prompted.
- Click Connect.
Apple Mail (macOS)
- Open Mail.
- Click Mail → Add Account.
- Choose Other Mail Account.
- Enter your name, email address, and password.
- When prompted for server settings, enter:
Incoming Mail Server
- Account Type: IMAP
- Server: imap.stackmail.com
- Port: 993
- Use SSL: Yes
Outgoing Mail Server
- Server: smtp.stackmail.com
- Port: 465
- Use SSL: Yes
- Authentication: Password
- Click Sign In.
iPhone / iPad (iOS)
- Go to Settings → Mail → Accounts → Add Account.
- Select Other → Add Mail Account.
- Enter your name, email address, password, and a description.
- Select IMAP at the top.
- Enter the following:
Incoming Mail Server
- Host Name: imap.stackmail.com
- User Name: Your full email address
- Password: Your email account password
Outgoing Mail Server
- Host Name: smtp.stackmail.com
- User Name: Your full email address
- Password: Your email account password
- Tap Save.
- If prompted for ports or security settings, use:
- IMAP Port: 993 (SSL enabled)
- SMTP Port: 465 (SSL enabled)
Android (Gmail App)
- Open the Gmail app.
- Tap Add another account.
- Choose Other.
- Enter your email address.
- Select IMAP.
- Enter:
Incoming Server
- Server: imap.stackmail.com
- Port: 993
- Security type: SSL/TLS
- Username: Your full email address
- Password: Your email account password
Outgoing Server
- Server: smtp.stackmail.com
- Port: 465
- Security type: SSL/TLS
- Require sign-in: Yes (same username and password)
- Complete setup and save.
Troubleshooting
- Confirm you are using your full email address as the username.
- Verify ports are correct: IMAP 993 / SMTP 465.
- Ensure SSL/TLS encryption is enabled for both incoming and outgoing servers.
- Confirm outgoing server authentication is enabled and uses the same credentials.
- Double-check your password (try signing into webmail to confirm it works).
If issues persist, contact support and include your device type, email app, and the exact error message.
Why Use IMAP?
IMAP synchronizes your mailbox across multiple devices. Actions like reading, deleting, or organizing messages will update everywhere automatically.
