How Can We Help You?
Choose a category below to find the answers you need.
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Getting Started
Learn what Postbox
can do in this guide. -
Translations
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Feature Ideas
Let us know your ideas for Postbox features.
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Report a Bug
Provide feedback to the Postbox developers.
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Trouble-Shooting
Trouble-shoot common
problems step-by-step. -
Support
Connect with Postbox
technical support staff. -
Store Inquiries
For questions related
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Testimonials
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and help us spread the word!
General
General Info
Purchasing
Using Postbox
Quick Reference
Installation
Migrating Settings
Importing & Exporting Email Messages
Setting up Accounts
- ★ Troubleshooting Account Setup
- ★ A Guide to POP vs. IMAP
- How to find server settings for your own domain in cPanel
- Setting Up a New Mail Account
- Setting up Newsgroup Accounts
- Setting up RSS Accounts
Basic Configuration
- Customizing the Toolbar
- Vertical and Classic View
- Customizing Font Sizes
- Display Unread Messages in Bold when in Vertical View
- Account Groups
- Changing your Default Account
Advanced Configuration
- Identities
- Gmail Important Folder
- Favorites Bar
- Include IMAP Folders When Checking for New Messages
- Using Gmail with Postbox
- Delete Behavior for Gmail Accounts
Sending and Receiving Messages
- Composing a message
- Attachment Size Limits
- Mapping Folders
- Identity Selection in the Compose Window
- Emoticons
- Responses
Email Management & Organization
- How to Specify a Storage Location for Mail Files
- Making a Person a Favorite Contact
- Reminders
- Swipe Gestures on macOS
- Using Folders for Organization
- How to Move Messages in Postbox
Address Books
- Postbox Address Book
- Using the macOS Contacts Application
- Find or Match Specific Contacts when Addressing Messages
- Import Contacts from the Windows 8 People App or from Outlook.com (Hotmail, Live, MSN)
- Import Outlook Express / Windows Address Book (.wab files)
- Import Yahoo! Contacts
Searching in Postbox
- Search Bar
- Searching for Files and Images
- Search within Compose Window
- Search Operators
- Advanced Search Tool
- Smart Folders (Saved Searches)
Signatures
Mac Integration
- Using Postbox with OmniFocus Pro
- Touch Bar Support on macOS
- Text-to-Speech and Dictation on macOS
- Excluding Certain Postbox files from Time Machine on macOS
- Using Postbox with Apple's Photos App
- Using Postbox with Evernote
Add-ons
How-To's & Trouble-Shooting
How To's
- How to place your signature above the quoted text (below your reply)
- How to use your Postbox Signature on your iPhone
- How to Install Add-ons
- How to Change Selection Direction after Delete
- How to Delete a Corrupted Message
- How to Convert a POP Account to IMAP
Knowledge Base + Help Articles
- ★ How to Troubleshoot Postbox
- Do Not Track
- Postbox does not start after macOS update
- Does Postbox include a calendar?
- Hotmail, Outlook, Office365, or Live.com Slow Response Times
- How to Troubleshoot and Prevent Crashes
Error Codes / Error Messages
- "The folder Inbox is full, and can't hold any more messages" error
- How to fix the Update Failed error message when updating Postbox
- Osaka Font Download Message
- Error code: ssl_error_ssl_disabled
- RC4 Cipher
- Error code: sec_error_untrusted_issuer