| Date | Version | Details |
|---|---|---|
| 27-April-2026 | Q1 2026 |
Release Notes. SendGuard M365 Addin (For New Outlook (Windows & Mac), Outlook Web Access & Legacy Outlook for Mac) - New Integration of Lite Prompt into Pro Version (Simple No-Taskpane Prompt) - New 7-Day Grace Period When Your License Expires - New Recipient Scope Filtering for Open Taskpane Alert - New Custom Rules, run for “Specific Recipients” only - Improvement: Scheduled Emails Now Work Correctly with SendGuard - Bug Fix: Delay Send for External Recipients - Bug Fix: OnSend Add-in (Legacy) Recipient Handling - Bug Fix: Emergency Bypass Was Causing a Loop - Bug Fix: Outlook on the Web: Emails Getting Stuck in a Loop - Bug Fix: Outlook on Mac Email sent without verification - Bug Fix: Open Taskpane always appearing on Classic Outlook SendGuard COM-Addin (Windows Desktop) (5.0.9573) - Improvement: Addin Activation and Deactivation update - Improvement: Enhancement: Simplified Deployment via Intune - Bug Fix: Reply All with Attachments Now Works on More Email Formats Standss SendGuard License Management System/Portal - New COM Add-in Settings Management from Portal - New Host Your Own SendGuard M365 Settings (On-Premises) - New License Expiry Grace Period Shown in Console - New Purchase Trial Subscriptions Directly from the Console - New Ability to differentiate between Com Addin users and M365 Addin users - Improvement: Help Resources Now Accessible from the Console - Improvement: History (Audit Log) Pagination - Improvement: UI Enhancements - Improvement: Partner and Distributor Enhancement - Bug Fix: Auto Renewal of Licenses through Paddle Gateway |
| 20-January-2026 | Q4 2025 |
Release Notes. SendGuard M365 Addin (For New Outlook (Windows & Mac), Outlook Web Access & Legacy Outlook for Mac) - New Notification Alerts for Outlook on Mobile Platform (Android and iOS) - New User Action Logging for Open Taskpane Add-in - Improvement: Send Confirm UI for Taskpane Add-in - Bug Fix: Delay Send for External Recipients - Bug Fix: Simple Prompt option for SendConfirm removing recipients - Bug Fix: Case Sensitivity for External Domains (SG Lite) SendGuard COM-Addin (Windows Desktop) (5.0.9411) - New There is no updates for the COM-Addin in this quarter Standss SendGuard License Management System/Portal - New Users Page for Subscription - Improvement: Mobile Access to SendGuard Management Console - Improvement: UI Enhancements - Improvement: SendGuard M365 settings: Execution Scope Flag for DLP & Custom Rules |
| 27-October-2025 | Q3 2025 |
Release Notes. SendGuard M365 Addin (For New Outlook (Windows & Mac), Outlook Web Access & Legacy Outlook for Mac) - New Notification Alerts - New Prompt Condition for SendConfirm - New Distribution List Expansion - New Localization Support for Open Task Pane Add-in - Improvement: Shared Mailbox Support - Improvement: Missing Internal Domains and Whitespace Handling - Bug Fix: Classic Outlook Sending getting blocked - Bug Fix: Delay Guard Enhancements - Bug Fix: Dark Theme DPI Issue on Classic Outlook - Bug Fix: Classic Outlook SendGuard Prompt hangs while Processing SendGuard COM-Addin (Windows Desktop) (5.0.9411) - New Italian Language support Standss SendGuard License Management System/Portal - New Settings for SendGuard M365 - New Convert Trial Subscription to Paid - Improvement: Inactive User Cleanup - Improvement: UI Enhancements - Improvement: MSP & Distributor Enhancements |
| 23-July-2025 | Q2 2025 |
Release Notes. SendGuard COM-Addin (Windows Desktop) (5.0.9327) - New Intune Deployment - New Non-Interactive Prompt (SendGuard Lite Version) - Bug Fix: Account Guard prompt always displayed SendGuard M365 Addin (For New Outlook (Windows & Mac), Outlook Web Access & Legacy Outlook for Mac) - New Non-Interactive Prompt (SendGuard Lite Version) - Improvement: Unnecessary open task pane prompt for internal recipients in Classic Outlook - Improvement: Removal of Send Button from task pane on Outlook for Mac - Improvement: Keyboard navigation for the task pane Addin - Improvement: Third party packages update for better security - Bug Fix: Contact Drag and drop issue in Classic Outlook - Bug Fix: Duplicate Attachment Headers on the confirmation prompt in New Outlook - Bug Fix: Meeting request stuck in Outlook Classic Standss SendGuard License Management System/Portal - New Streamlined Self Service Trial and Purchase process for New Customers - Improvement: Save reminder for SendGuard settings screen. |
| 14-April-2025 | Q1 2025 |
Release Notes. SendGuard COM-Addin (Windows Desktop) (5.0.9190) - New Check for External Recipients inside Outlook Contact Groups - Improvement: Enhanced UI for External Recipient Detection in Exchange Distribution Lists SendGuard M365 Addin (For New Outlook (Windows & Mac), Outlook Web Access & Legacy Outlook for Mac) - New Attachment Guard - New Reply All Notification and Reply All Reminder on send - New SendConfirm New prompt – Simple Prompt - New Enhanced Smart Alert Task Pane Add-in: Improved User Flow with Direct Send Option - Improvement: Faster Processing for Smart Alert Verification Add-in - Improvement: SendConfirm Contact List Group Support & Distribution List - Bug Fix: Add-in Now Functions Correctly in New Outlook for Meeting Updates - Bug Fix: Email Sending issue with special characters in display name Standss SendGuard License Management System/Portal - New Additional Settings for SendGuard M365 - New MSP Friendly Ecosystem |
| 4-February-2025 | Q4 2024 |
Release Notes. SendGuard COM-Addin (Windows Desktop) (5.0.9070) - Bug fix: Exchange on-premises fixes SendGuard M365 Addin (For New Outlook (Windows & Mac), Outlook Web Access & Legacy Outlook for Mac) - New Smart Alerts and Taskpane verification method - New Refresh Settings - Improvement: Migration of Framework to .Net 8 - Improvement: Migration from using legacy Exchange token to Nest App Authentication (NAA) Standss SendGuard License Management System/Portal - New Export Users |
| 19-November-2024 | Q3 2024 |
Release Notes. SendGuard COM-Addin (Windows Desktop) (5.0.9070) - New Mass Marketing Risk Compliance (Prompt to Move Recipients to BCC for High Recipient Count). - New Localization Support SendGuard M365 Addin (For New Outlook (Windows & Mac), Outlook Web Access & Legacy Outlook for Mac) - New Mass Marketing Risk Compliance (Prompt to Move Recipients to BCC for High Recipient Count) - New Localization Support - Improvement: Major Speed Optimization for DLP Scanning - Improvement: Contact List Support - Improvement: UI Update for SendConfirm - Improvement: Improved Settings Caching Policies Standss SendGuard License Management System/Portal - New Audit Logging in Portal (Change History) - New Additional SendGuard M365 Settings |
| 29-July-2024 | Q2 2024 |
Release Notes. SendGuard COM-Addin (Windows Desktop) (5.0.8822) - There is no updates for the COM-Addin in this quarter. SendGuard M365 Addin (For New Outlook (Windows & Mac), Outlook Web Access & Legacy Outlook for Mac) - New SendGuard for Outlook is Microsoft 365 Certified. SendGuard was thoroughly evaluated against security controls based on industry standards, including SOC 2, PCI DSS, and ISO 27001. - New DLP/Custom Rules to check Recipients count greater than X number of threshold. - New DLP/Custom Rules to check Attachment Count greater than X number of threshold. - Bug Fix: Prompts appearing twice on New Outlook for Mac. - Bug Fix: CORS Issue in different regions. - Bug Fix: DLP/Custom rules did not trigger if SendConfirm is turned off. - Bug Fix: SendConfirm prompt for External Recipients on Classic Outlook for Windows. Standss SendGuard License Management System/Portal - New Custom/DLP Rule Management. |
| 8-April-2024 | Q1 2024 |
Release Notes. SendGuard COM-Addin (Windows Desktop) (5.0.8822) - New SendConfirm's ability to check inside Exchange distribution list for external members. - New SendConfirm Prompt Type “Show External Recipients Only – Tick one or more to Send” - Bug Fix: DelayGuard delaying all emails, Ignoring specified Whitelist. - Bug Fix: Unable to Register/Refresh Licenses in Enterprise License Management System. SendGuard M365 Addin (For New Outlook (Windows & Mac), Outlook Web Access & Legacy Outlook for Mac) - New SendGuard M365 ability to check inside Exchange distribution list for external members. - New SendConfirm Prompt Type “Show External Recipients Only – Tick one or more to Send - Bug Fix: Case Sensitivity issue in SendConfirm Internal domain list. - Bug Fix: Premium Plan licenses Users Experiencing Email Sending Issues Due to Absence of Sensitivity Labels - Bug Fix: UI Loading Issue on Prompts for Certain Users Standss SendGuard License Management System/Portal - New Additional SendGuard M365 Settings. |
| 15-January-2024 | Q4 2023 |
Release Notes. SendGuard COM-Addin (5.0.8745) - New Microsoft Information Protection sensitivity Labels integration. - Improvement: Ability to always hide Trial screen for unlicensed users. - Bug Fix: Updating recipients in an existing meeting request. - Bug Fix: Error appearing when Outlook is configured to manually select an Outlook profile. SendGuard M365 Addin (For Windows Desktop, Outlook Web Access & Outlook for Mac) - New Microsoft Information Protection sensitivity Labels integration - New User Interface(UI) updates - New Prompt Type for SendConfirm: "Show External Recipients Only - Tick ALL to Send (Security) - New SendConfirm to always prompt for list of email address/domains in SendConfirm. - Bug Fix: Attachment scanning on New Outlook for Windows |
| 25-October-2023 | Q3 2023 |
Release Notes. SendGuard COM-Addin (5.0.8682) - New IT administrators have the capability to centrally manage and control all COM-Addin settings directly through the Standss SendGuard License Management portal. - New Delay Guard is now bundled with SendGuard Standard (SendConfirm). SendGuard M365 Addin (For Windows Desktop, Outlook Web Access & Outlook for Mac) - New DLP Attachment scanning on New Outlook for Windows (One Outlook) - New Reply All Notifications when Reply All is clicked on email with multiple recipients. - New Delay Send Feature is now bundled with SendGuard Standard (SendConfirm) Plan. - New Ability to Add Footer Notes on SendConfirm Prompt. - New SendConfirm to Prompt when recipient threshold exceeds X number of recipients. |
| 18-July-2023 | Q2 2023 |
Release Notes. SendGuard COM-Addin (5.0.8591) - New Integration to Standss SendGuard License Management System. IT Administrators can login the online portal to manage users and subscriptions for SendGuard. - New DelayGuard: IT Admins have the flexibility to Show/Hide the SendNow option from the Outlook Ribbon on the user’s machines. - Bug Fix: Outlook disconnect issue fixed when using Microsoft Viva Insights. SendGuard M365 Addin (For Windows Desktop, Outlook Web Access & Outlook for Mac) - New SendRules Feature- Attachment Size Warning. - New SendRules Feature- Recipient Email Address & Domain Check. - New Delay Send- Able to specify domain/email addresses to delay. |
| 11-April-2023 | Q1 2023 |
Release Notes. SendGuard COM-Addin (5.0.8467) - New ReplyGuard component of SendGuard prompts users to use Microsoft Teams or phone call if an email thread exceeds X number of replies. - SendRules now has a new function for custom scripts which checks the number of external recipients in an email. |
| 7-March-2023 | Q4 2022 |
SendGuard COM-Addin (5.0.8452) - Minor bug fixes. |
| 12-December-2022 | Q3 2022 |
SendGuard COM-Addin (5.0.8369) - Release Notes. |
| 31-August-2022 | Q2 2022 |
SendGuard COM-Addin (5.0.8248) - New Major Release Version 5 Release Notes. |
| 7-February-2022 | Q1 2022 |
SendGuard COM-Addin (4.0.8046) - New shortcut key added to SendConfirm to automatically select all Recipients/Attachment and automatically send the email. - Stability improvement for Distribution Lists in SendRules custom scripts. - Bug fixes to SendRules. |
| 9-December-2021 | Q4 2021 |
SendGuard COM-Addin (4.0.8007) - New prompt type for SendConfirm. - New functionality for Distribution Lists in SendRules custom scripts. - French language support for SendConfirm. - Bug fixes to SendConfirm. |
| 20-April-2021 | Q2 2021 |
SendGuard COM-Addin (4.0.7775) - Minor bug fixes. |
| 31-March-2021 | Q1 2021 |
SendGuard COM-Addin (4.0.7753) - Send Rules: Removed condition to check for combination of recipients in default installations. |
| 7-December-2020 | Q4 2020 |
SendGuard COM-Addin (4.0.7639) - New: Support for Unicode characters(Hebrew, Hindi email addresses etc) on SendConfirm and Reply Guard prompts. Needs to be turned on from Advanced tab on Settings - Updated DLP formats for Visa, Master card and American Express. - Minor bug fixes. |
| 27-July-2020 | Q3 2020 |
SendGuard COM-Addin (4.0.7507) - New Feature in Reply Guard: Auto/Prompt to Clear message history when Reply/Reply All. - Improve DLP scanning speed. - Minor bug fixes. |
| 13-January-2020 | Q1 2020 |
SendGuard COM-Addin (4.0.7307) Minor bug fixes |
| 28-Novemeber-2019 | Q4 2019 |
SendGuard COM-Addin (4.0.7269) - New Major Upgrade: - Enhanced DLP (Improved RegEx for pattern matching) - Scanning of Attachments for words and patterns (RegEx) - Improved User Interface and Security - Faster Performance - Full compatibility with Office 365 - Interface with server based encryption |
| 07-August-2019 | Q3 2019 |
SendGuard COM-Addin (3.0.7153) - Re-signed the Installation files with new Digital Signature Certificate. - Minor Bug fixes |
| 11-March-2019 | Q1 2019 |
SendGuard COM-Addin (3.0.6997) - Bug fix to fix an error on opening same msg file twice in same outlook session. - Bug fix to Account Guard - Bug fix to Send Rules to use either , or ; - Bug fix to Reply Guard Attach Attachment on reply and reply all. - Bug fix to Reply Guard screen when checking the select all checkbox the first row checkbox now gets updated on screen - Bug fix for DPI on 200% - Minor Bug fixes |
| 04-February-2019 | Q1 2019 |
SendGuard COM-Addin (3.0.6970) - Ability to scan for text in email body, subject and attachment filename using 1 Rule - Ability to display the words that triggered the prompt if text found - Not allowed to rename attachments once the rule for checking the attachment name has already ran - Disable viewing of disallowed file types from SendConfirm screen - Ability to hide all Select All checkboxes from SendConfirm screen - Minor Bug fixes in several guards. |
| 10-December-2018 | Q4 2018 |
SendGuard COM-Addin (3.0.6877) - Disable view button for all disallowed file types in SendConfirm screen - Reply Guard now has colored domains - Bug fix to the Reply Guard rtf prompt which was not displaying the custom messages - Bug fix to Reply Guard no saving of response item in rtf prompt - Other minor bug fix |
| 25-October-2018 | Q4 2018 |
SendGuard COM-Addin (3.0.6866) - Simplified Settings Screen for Administrators. - Minor bug fixes. |
| 15-October-2018 | Q4 2018 |
SendGuard COM-Addin (3.0.6856) - Major update to Send Confirm Screen Including: - Recipients and attachments on one page. - Different colors for different external domains. - Link to view attachments. - SendRules Update including: - Ability to prompt or block on combination of email/domains. - Admin Changes: - Ability to set default buttons on prompts from registry. |
| 06-September-2018 | Q3 2018 |
SendGuard COM-Addin (3.0.6816) - New Simple trial method. - Fix for saving drafts automatically. - Minor bug fixes. |
| 04-July-2018 | Q3 2018 |
SendGuard COM-Addin (3.0.6757) - Fix for Windows event logging. - Fix for atttachment error on Windows RDS. |
| 18-June-2018 | Q2 2018 |
SendGuard COM-Addin (3.0.6733) - Stability and Security update. (Recommended for users) - Minor updates. |
| 29-May-2018 | Q2 2018 |
SendGuard COM-Addin (3.0.6719) - Ability to Export Rules - Ability to add text before and after subject text in SendRules. - Minor updates. |
| 14-May-2018 | Q2 2018 |
SendGuard COM-Addin (3.0.6708) - Ability to display prompt for 1 or more external domains - Minor bug fixes |
| 08-Mar-2018 | Q1 2018 |
SendGuard COM-Addin (3.0.6641) - Reply Guard screen highlights the external domains in red as it does for SendConfirm and SendRules - Minor bug fixes |
| 09-Feb-2018 | Q1 2018 |
SendGuard COM-Addin (3.0.6612) - Minor bug fixes |
| 02-Feb-2018 | Q1 2018 |
SendGuard COM-Addin (3.0.6607) - Minor update for enterprise deployment |
| 30-Jan-2018 | Q1 2018 |
SendGuard COM-Addin (3.0.6604) New Send Rules: CC Action (Then) - Minor bug fixes |
| 12-Jan-2018 | Q1 2018 |
SendGuard COM-Addin (3.0.6586) New Major Upgrade! |
| 31-July-2017 | Q3 2017 |
SendGuard COM-Addin (2.0.6402) - Universal Installer Framework upgraded |
| 10-April-2016 | Q2 2016 |
SendGuard COM-Addin (2.0.6302) - Minor Bug fixes |
| 29-July-2016 | Q3 2016 |
SendGuard COM-Addin (2.0.6031) - Includes a new software bundle for SendConfirm & Reply Guard. - The same installer file will now be used for both 32 bit Outlook and 64 bit Outlook. |
| 28-September-2015 | Q3 2015 |
SendGuard COM-Addin (2.0.5746) - Updated to support Windows 10 and Outlook 2016 (as well as Outlook 2007, 2010 and 2013) |
| 29-June-2015 | Q2 2015 |
SendGuard COM-Addin (2.0.5646) - Bug fix: SendConfirm was not displaying the correct message on an existing Meeting Request item when "Send updates only to added or deleted attendees" feature was used. |
| 6-May-2015 | Q2 2015 |
SendGuard COM-Addin (2.0.5588) - Wildcard tags (such as %USERPROFILE%, %APPDATA% etc.) can be used while specifying the INI file location - Other minor bug fixes |
| 7-April-2015 | Q2 2015 |
SendGuard COM-Addin (2.0.5561) - Updated "Check for Updates" form with a more user friendly interface - Bug fix: In Outlook 2013, when replying to an email using Inline Response - Other minor bug fixes |
| 2-February-2015 | Q1 2015 |
SendGuard COM-Addin (2.0.5508) New Major Upgrade! |
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