Postbox Help Center
General
Postbox 6
General Info
- FAQ
- How to Upgrade
- How to Register Your License Key
- Retrieve a Lost License Key
- Change your E-mail Address
- What Data Does Postbox, Inc. Collect?
Using Postbox
Quick Reference
Installation
Importing Email Messages
Setting up Accounts
- ★ Troubleshooting Account Setup
- ★ A Guide to POP vs. IMAP
- Setting up Email Accounts
- Setting up Newsgroup Accounts
- Setting up RSS Accounts
- Email Settings for Google Gmail and GSuite
Basic Configuration
- Font Preferences
- How to Set Language Preferences
- Installing Dictionaries in Other Languages
- Vertical and Classic View
- Customizing the Toolbar
- Favorites Bar
Advanced Configuration
- Using Gmail with Postbox
- Delete Behavior for Gmail Accounts
- Gmail Important Folder
- IMAP Limiting – 2,000 Messages per Folder
- Identities
- Changing your Default Send Account
Email Management & Organization
- Using Folders for Organization
- Quick Switch
- Topics (Tagging)
- Focus Pane
- How to Move Messages in Postbox
- Quick Move
Composing & Sending
- Quick Reply
- Composing a Message
- Identity Selection in the Compose Window
- Addressing Widget
- Domain Fencing
- Quote and Summarize Mode
Address Books
- Postbox Address Book
- Using the macOS Contacts Application
- Importing Contacts from the Windows 8 People App or from Outlook.com (Hotmail, Live, MSN)
- Importing Outlook Express / Windows Address Book (.wab files)
- Importing Yahoo! Contacts
- Importing Google Contacts
Searching in Postbox
- Searching in Postbox
- Search Bar
- Search Operators
- Searching for Files and Images
- Searching within the Compose Window
- Advanced Search Tool
Signatures
Mac Integration
- macOS Sharing
- Touch Bar Support on macOS
- Text-to-Speech and Dictation on macOS
- Quickly Attach Documents to a New Message in macOS
- AppleScript Support
- Excluding Certain Postbox files from Time Machine on macOS
How-To's & Trouble-Shooting
Knowledge Base + Help Articles
- ★ How to Troubleshoot Postbox
- Blank Menus in macOS Mojave
- Postbox does not start after macOS update
- Does Postbox include a calendar?
- Hotmail, Outlook, Office365, or Live.com Slow Response Times
- Messages Return to the Inbox after Delete, Junk, or Archive Actions
How To's
- How to Delete a Profile
- How to Export Mail
- How to Delete an Account
- How to place your signature above or below quoted text
- How to use your Postbox Signature on your iPhone
- How to Change Selection Direction after Delete
Error Codes / Error Messages
- Error code: ssl_error_no_cypher_overlap
- Error: You've reached this page because we have detected that cookies are disabled in your browser
- "The folder Inbox is full, and can't hold any more messages" error
- How to fix the Update Failed error message when updating Postbox
- Error code: ssl_error_ssl_disabled
- RC4 Cipher