Articles about mail | UserComp.com | Page [ 2 ]

Gmail: Email Not Received - Troubleshooting Email Deliverability

Resolve Gmail email delivery failures by verifying SPF, DKIM, and DMARC records and checking server-side spam filters.

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Setting up Windows Task Scheduler to Send Mail via SMTP using cURL

Automate email notifications via SMTP using cURL in Windows Task Scheduler without external mail clients.

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Outlook Rule Not Processing Expected Email

Resolve Outlook rules failing to process emails by fixing server-side conflicts, reordering rule priority, and verifying mailbox storage limits.

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SASL Authentication Failed to Send Mail with Mutt and Gmail

Resolve Mutt SASL authentication failures with Gmail by generating an App Password and configuring SMTP port 587 or 465.

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Sending Emails: Troubleshooting Authentication Failures with SMTP Servers

Resolve SMTP authentication failures by verifying credentials, generating app passwords for secure accounts, and configuring correct ports with STARTTLS or SSL/TLS.

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How to Sort Company Emails in Excel: A Tech Support Guide

Resolve inaccurate alphabetical ordering of company email lists in Excel by cleaning whitespace, removing duplicates, and applying multi-level sort functions.

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Can't Find Email Address Shorteners: A Misconception

Explains why email address shorteners are impossible due to rigid IETF standards, decentralized routing, and security constraints.

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Handling DMARC Fails with SPF and DKIM Passes on Mail Servers

Resolve DMARC failures caused by header-from misalignment when SPF and DKIM pass but domains do not match.

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Changing File Folder Names in Downloaded Zip Attachments in Outlook

Resolves the inability to rename folders inside Outlook zip attachments by extracting, renaming locally, and repackaging the archive.

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How to Get Email Address of Selected Emails Sent to Me in Thunderbird

Retrieve the sender's email address from selected messages in Thunderbird by viewing message properties or raw source headers.

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Should I add subdomain each time I have to use Mailgun?

Consolidate Mailgun usage under one verified domain using sender aliases to avoid unnecessary DNS management and simplify configuration for multiple projects.

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Exim4 E-mails Not Going Out: Troubleshooting Guide

Resolve Exim4 email delivery failures on Ubuntu by diagnosing service status, DNS issues, and configuration errors.

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Automatically Move Emails to Sub-Folders and Mark Them as Read in Outlook

Resolve the inability of Outlook rules to mark emails as read during automatic moves by using a VBA macro.

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Slow Desktop GMail: Faster Mobile Version Solution

Resolve slow desktop Gmail performance by appending ?ui=2&zy=w to the URL to load the optimized mobile interface.

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Effortless Way to Replace Newline Character with Commas in MS Word Tables for Email

Replace paragraph marks with commas in MS Word tables to flatten multi-line data for email or CSV formats.

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How to Find Duplicate Data in Cells After a @ Symbol in Microsoft Excel

Extract email domains to identify and remove duplicate entries based on the part after the @ symbol in Excel.

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Thunderbird Email Client's Spoofed Sender Detection: A 21st Century Conundrum

Explains how to identify spoofed sender addresses in Thunderbird by analyzing email headers and configuring anti-spam filters since the client lacks native detection.

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How to Search Email in Outlook with Subfolders Using the Search Bar?

Resolve Outlook search limitations by using folder and folderpath operators to locate emails within specific subfolders.

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Handling Email Delivery with Dynamic IP Addresses on Ubuntu Server using Postfix

Configure Postfix on Ubuntu to relay email through a smart host, bypassing dynamic IP blocks and ensuring reliable delivery.

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Removing a Second Account: A Simple Guide for Tech Users

Resolve residual data clutter and authentication errors by properly unlinking cloud services before deleting secondary user accounts on Windows or macOS.

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Tracking Emails: How to Create a Sent Emails Chart

Generate a time-series chart of sent email volume to analyze productivity trends and identify peak activity times.

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Troubleshooting Undeliverable Emails with Error 550-5.7.367 in Office365

Resolve Office365 error 550-5.7.367 by fixing unauthorized relay issues caused by misconfigured third-party apps, missing Send As permissions, or incorrect connector settings.

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Deleting Email Account, Activity History, and Privacy: A Tech Support Guide

Resolve permanent data loss and privacy risks by backing up files, unlinking services, and deleting email accounts on Gmail or Outlook.

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Setting Static IP for Aim Hosting Site Email Server using Static DHCP from Cox Cable

Resolve Aim Hosting email server port forwarding failures by configuring a Static DHCP reservation on the Cox router to maintain a consistent local IP address.

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Equivalent of /dev/null for Email: Discard Mechanisms

Configure server-side filters or catch-all domains to automatically delete incoming email, creating a functional equivalent to /dev/null.

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Fixing Debian Postfix, Dovecot, and SpamAssassin: External Emails Not Accepted But Outgoing Mails Sent

Resolve Debian Postfix rejecting external emails by fixing inet_interfaces and smtpd_recipient_restrictions.

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Secure Email: Sending Confidential Emails with Thunderbird

Resolve the inability to enforce time-limited, non-forwardable, or non-downloadable email controls in Thunderbird by using third-party extensions or secure web portal integrations.

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Extracting Mail Text Strings to a Spreadsheet: One Email Formula

Extract specific text strings from email bodies or subject lines into a spreadsheet using a single dynamic formula.

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Using Thunderbird with Two Different Passwords on Two Different Computers

Resolve Thunderbird password conflicts by configuring separate credential storage on Windows and Ubuntu to allow different passwords for the same account.

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Is it Possible to Pull Recipient Sent Information without Opening Email?

Extract recipient information from Outlook emails without marking them as read by using keyboard navigation to open properties or customizing inbox columns.

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Stop Gmail Marking Emails as Important

Disable Gmail's Priority Inbox to stop automatic importance marking and restore a chronological email list.

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How to choose the public key for encrypting email using S/MIME in macOS

Resolve S/MIME encryption failures in macOS Mail by ensuring the correct recipient public key is installed, trusted, and selected during composition.

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Accessing the Latest Email in Microsoft Outlook: No Global Keyboard Shortcut?

Resolve the lack of a global shortcut to open the newest email in Outlook by sorting Inbox by date descending and using Ctrl+Home.

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Multiple MX DNS entries for mail server backup / redundancy?

Configure multiple MX records with distinct priority values to enable automatic failover from a primary mail server to a backup host during downtime.

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Using Postfix: How to Replace Sender Address with a Specific Value

Replace Postfix envelope sender addresses using sender_canonical_maps to ensure bounces are handled correctly and improve email deliverability.

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How to Temporarily Disable a JavaScript Check When Submitting a Form on a Webpage

Bypass client-side JavaScript form validation to submit data without passing input checks.

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How to Forward Digitally Signed Emails with Attachments in Thunderbird

Resolve invalid digital signatures when forwarding emails in Thunderbird by using Forward as Attachment to preserve the original MIME structure.

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Thunderbird: Hotmail/Outlook Accounts Working on One PC, Not Others

Resolve Thunderbird Hotmail or Outlook account connectivity failures on specific PCs by correcting server settings, clearing corrupted OAuth2 tokens, and fixing profile corruption.

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Googling Shutting LSA Effect on Gmail IMAP/POP: What You Need to Know

Resolve Gmail IMAP and POP authentication failures caused by the disabling of Less Secure Apps access.

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Understanding SMTP Server Limits for Direct Email Relays with Postfix

Resolve Postfix direct relay failures to Gmail by correcting smtp transport settings and authentication instead of misusing local connection limits.

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Dovecot and Two Places for Messages: Troubleshooting Guide

Resolve Dovecot message duplication by aligning Postfix and Dovecot delivery configurations to ensure emails reside in a single canonical location.

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Thunderbird: Preventing Local IP Addresses in Mail Headers

Resolve concerns about local IP leakage in Thunderbird by configuring secure SMTP connections with SSL/TLS to ensure only the public server IP appears in headers.

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Can't start Outlook desktop client

Fix the Outlook error The set of folders cannot be opened by repairing Office or recreating the corrupted OST file.

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Guide: Sending Images via SendGrid with Java

Resolve the issue of sending images via SendGrid in Java by encoding local files as base64 attachments.

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Outlook 365: Self-Signed Certificate Used by Email Server Backend for 5 Years

Resolve Outlook 365 connection failures and security warnings caused by an expired self-signed Exchange Server certificate.

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How does a message get back to a spammer?

Explains how spammers use the Return-Path header to track active email addresses via bounce messages and how to prevent server exploitation.

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Troubleshooting MS Outlook Authentication Issues: NTFY:Can't Authenticate

Resolve MS Outlook authentication failures by verifying credentials, configuring correct SMTP ports and encryption, and generating app passwords for multi-factor authentication.

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Managing Messages Stored in One Display Name Folder in Thunderbird for macOS

Resolve Thunderbird on macOS grouping messages under one display name by distinguishing local and IMAP folders and customizing account identities.

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Configure Betterbird to Receive Internal Emails on Another Computer

Resolve Betterbird connection failures on LAN by configuring the correct server IP and firewall rules for internal email access.

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Cloud Functions for Email: Troubleshooting with Node.js and Firebase

Resolve Firebase Cloud Functions email failures caused by missing environment variables, incorrect Nodemailer configuration, and execution timeouts.

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