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Revision history for DS Service

Lifecycle for product support

Product support Lifecycle policy for DS Service can be found here

Concerning supported platforms

Here at Add-On Products we value our customers and want to make sure that your purchased product works properly and is covered with the maintenance you need.

Add-On Products follow the Microsoft Support Lifecycle, which means that platforms fall out of support over time. However, If you use a Microsoft platform product which has lost its mainstream support, we want to make sure you are aware that it may still be possible to include these in your maintenance program.

In case you are using a Microsoft platform products, which are out of mainstream support, you will need to purchase extra coverage to include these in your maintenance agreement. Please contact your reseller or us directly for extended support pricing.

Version hotfix 1 (September 2, 2021)

Production date: September 1, 2021

  • Various bug fixes and improvements for different upgrade scenarios
    Bug 284694, 284851

Version (August 24, 2021)

Production date: August 16, 2021
Please see What's new in DS Service version 4.3

  • Support for integration to Resource Central v. or above, (Permission, Delegate, Floorplan, Categories and more)
    Feature 266345, 276905, 276958, 273039, 274003, 271470, 265927, 270484
  • CONFIGURATION, Devices, new Online/Offline filter
    Feature 250433
  • Secret tag in body text will not be added when creating a reservation that is visible in own calendar.
    Feature 264680
  • Change default values for Resource Type "Meeting Room" and "Hot Desk"
    Feature 266422, 266422
  • Disable "Use push notification for Exchange Online"
    Feature 268343
  • Use parameter Workspace.TrimLocation to show location path value in Outlook as in Resource Central
    Feature 276967
  • CONFIGURATION, Template, new Filter options to only show used templates
    Feature 279419
  • Use parameter Workspace.UseRCFreeBusyColorOnFloormaps to apply color from Resource Central
  • Optimized for better performance
    Updated 271710
  • Security updates
    Updated 278144
  • Missing scrollbar and wrong text in "Select Image" for Floorplan
    Bug 264678
  • Exchange synchronization missing reservations
    Bug 271108
  • Keep config value in webconfig file when upgrading
    Bug 273422
  • Remove reservation when cancel reservation from email require login
    Bug 274027
  • User interface update for Dashboard when using Microsoft Edge browser
    Bug 275535
  • Count and display correct number of "Resources used now"
    Bug 277028
  • FTP upload of reservation to Ariadne
    Bug 277812
  • Import missing resources when adding a group with 100+ resources
    Bug 277978, 275576, 275921
  • Delete log files from SYSTEM, Logging
    Bug 279386

Version hotfix 5 (July 26, 2021)

Production date: July 21, 2021

  • Attendees can use NFC card to Confirm/End/Extend a meeting.
    Parameter name: Client.AttendeesAsOrganizerRole

    Feature 277920, 277967, 278854, 278857, 278875
  • Customer feature
    Feature 273252
  • Search for a Resources takes long time
    Bug 277970
  • Minor bug fixes
    Bug 279066, 278880, 278884, 279063

Version hotfix 3 (May 28, 2021)

Production date: May 7, 2021

  • Possibility from the server side to remove the “Find Colleague” from the Workspace Booking app user interface. Parameter name: Workspace.ShowFindColleague
    New 271177
  • Error when upgrading from 4.0
    Fixed 272027
  • Number of Attendees not always correct when shown on the Door Sign
    Fixed 270668
  • Issue with ”Allow number of reservations” for a given Resource Type
    Fixed 271400
  • Time zone in Outlook is now correct after doing a reservations from the Workspace Booking app (on on-prem Exchange server)
    Fixed 272026
  • Other fixes and improvements
    Fixed 270688, 271200, 268914, 271240

Version hotfix 1 (March 18, 2021)

Production date: March 3, 2021

  • Attendee information does not follow template settings (always visible)
    Fixed 265488
  • Alternative name for a resource does not work in some reports
    Fixed 264372
  • Issue reading reservations from Exchange Server / Exchange Online
    Fixed 265070, 264663, 264388, 263800, 263796
  • Some misspelling has been corrected
    Fixed 264474, 264134
  • FTP file is updated without changes when exporting to Ariadne and other third parts signage systems
    Fixed 264460
  • Different licenses issues has been addressed
    Fixed 264387, 263768, 263493
  • Problems and issues when using SQL Compact
    Fixed 264274, 264667, 264695
  • Other fixes and improvements.
    Fixed 265378, 265200, 265006, 264595, 263988, 263789

Version (January 18, 2021)

Production date: January 13, 2021
Please see What's new in Digital Sign Service and workspace Booking app version 4.2

  • Dashboard, Resource available now, must include an "Until" now
    New 234548
  • Look up account from AD when adding a new Administrator
    New 237012
  • Possibility to add Categories to each ressource
    New 236374
  • Reminder and cancellation mails when meeting has not been confirmed
    New 98440
  • All Reports can now filter on Category
    New 244373
  • Report Agenda must have an option to include the QR tag
    New 222563
  • Report Reservation must include "date from" and "date to" in the filter
    New 239328
  • Report Utilization must include new filter "Resource Type", and weekdays
    New 239085
  • Using Push technology from Exchange Online and Exchange Server
    New 207787
  • Possibility to modify the device name (DSS client) from the server side
    New 236493
  • New function under SYSTEM to query SQL Database
    New 234549
  • Introducing PARAMETERS in DSS
    New 214360
  • Support for Virtual resources, two or more resources act like one
    New 250436
  • Possibilitye to monitor if Server service or Client not running
    New 211598
  • Report a problem with the Meeting Room (resouces) from the Client (Door Sign)
    New 212977
  • Enable functionality to ADD NEW and DELETE Resource types, Add Icon for Resource types
    New 241788
  • Various bug fixes and improvements

Version Hotfix 2 (September 30, 2020)

Production date: September 30, 2020
Please see What's new in Digital Sign Service version 4.1 hotfix 2

  • Cleaning report, named "COVID-19 - Sanitization"
    New 247460, 247962
  • Tracing report, named "COVID-19 - Tracking"
    New 247461, 247952, 247979
  • Add new column "Client Version" to Devices list
    New 247922
  • Communication layer to server has been redesigned
    Fixed 244391, 244507, 244516, 244576, 244596, 244613, 244678, 244711
  • All fields in Device properties on the server under Layout and Advanced are now disabled when configuration managed by client
    Fixed 244581
  • Can't save configuration when changing sign type from door sign to meeting directory
    Fixed 244604
  • Create index on SQL database
    Fixed 247462
  • Small bug fixes and Enhancements.
    Fixed 244499, 244510, 244519, 244722, 247027, 247085, 247269, 248004, 248046

Version Hotfix 1 (August 14, 2020)

Production date: August 13, 2020

  • Support for Managed SQL connection
    New 240922, 241891
  • Workspace app now support on-prem Exchange Server
  • Error showing multiple duplications of an appointment on screen.
    Fixed 242164, 242220
  • Lost user permission when moving database from Microsoft Compact DB to Microsoft SQL server
    Fixed 241876, 241725
  • Not showing organizer on Door Sign and Meeting Directory
    Fixed 241641
  • Issue exporting template after upgrading template
    Fixed 241653
  • Installation error when trying to install on none default web site
    Fixed 242000
  • Small bug fixes and Enhancements.
    Fixed 241726, 241882, 241879, 241642, 241885

Version (June 12, 2020)

Production date: May 26, 2020
Please see What's new in Digital Sign Service version 4.1

  • Support Workspace Booking (iPhone and Android smartphone app)
    New 206788
  • Support for Single Sign on (SSO) for the backend of Digital Sign Service
    New 224313
  • Floorplan can be configured to each location and used in the Workspace Booking App
    New 203784, 206640, 216946
  • Include Report functionality into the backend the following reports are available: Agenda, No-show, Reservation, and Utilization
    New 203778, 214229, 217025, 217036, 217038
  • Function to Print QR code for Resources on Avery J4785 (50x80mm) standard labels
    New 206638. 218299
  • Import User and Card ID from Active directory, Excel Spreadsheet or API
    New 206900, 210285, 216885
  • Possible to request screen dump of a Digital Sign Service Client device
    New 172262, 234641
  • Add the possibility to show "Upcoming meetings" on Door Sign using one-touch mode
    New 183079
  • Multi edit of more records
    New 206828
  • Now possible to list reservation from the resource property page (CONFIGURATION, Resources)
    New 222551
  • New page showing System information (SYSTEM, Information)
    New 235816
  • Possibility to add Categories to each resource (for future functionality)
    New 234834
  • Now possible to view Client configuration from server, even that the Client is not managed by server
    New 210179
  • Now possible to set different permissions for Admins
    New 215029
  • Use Delta Query in Microsoft Graph to optimize the loop reading appointment from Exchange Online
    Fixed 222738
  • Show license company name in the login page
    Fixed 203787
  • Columns width of different list is now possible to adjust
    Fixed 206827
  • "Save as" functionality for template editor is now available
    Fixed 207321
  • Move "Confirm Meeting" option from Device to Resource
    Fixed 211067, 214413
  • License information including TAG must be readable from DSS Client
    Fixed 214357
  • Change the windows service Digital Sign Server v4, startup type to be "Automatic (Delayed Start)"
    Fixed 236546
  • Filter template so it only shows the template version that will match the Client version
    Fixed 236738
  • General performance improvements and bug fixes
    Fixed 206898, 210032, 210454, 212300, 217021, 221714, 222651, 222946, 172263, 212946

Version Hotfix 3 (February 6, 2020)

Production date: February 4, 2020

  • Support for SQL Express and SQL Server for bigger installation
    New 217797, 220305, 220454
  • Change default login method.
    Fixed 220406
  • Error when importing a template with special charters in the template name
    Fixed 214710, 220595
  • Issue searching for resources display name has been fixed
    Fixed 215066
  • Not able to lookup some resources and distributions list
    Fixed 215114
  • Cannot delete schedule and event file on the server
    Fixed 216915, 220620
  • Server cannot generate the schedule file at midnight
    Fixed 216900, 216961
  • In some cases, NFC card ID was not able to be created from the device
    Fixed 219683
  • Only show checkbox 'Use Card Reader' when device have a card reader.
    Fixed 220267
  • Hide option 'automatically app upgrade' when device does not support it
    Fixed 220300
  • Small adjustment of the user interface
    Fixed 214707, 221757, 221839, 221840
  • General performance improvements and bug fixes
    Fixed 221785, 221782, 221776, 221768, 221765, 221762, 221756, 221759, 221715, 221754, 214937, 215031, 215067, 215590, 217728, 217752, 219557, 219856, 219946, 219961, 219981, 220031, 220138, 220141, 220240, 220293, 220296, 220637, 220640, 221708

Version Hotfix 2

Production date: October 24, 2019

  • Error that prevent system to show groups when searching for a distribution list
    Fixed 212812
  • Error when saving connection, app id and password for Exchange Online (Office 365)
    Fixed 212915, 212920

Version Hotfix 1

Production date: October 9, 2019

  • Support for Exchange Server on-premise
    Fixed 210296, 210496, 211058
  • Error when installing Digital Sign Service Server
    Fixed 210079
  • Created query methods to get Template Languages, Type and Template files, for improved Digital Sign Service Client performance
    Fixed 210532


Production date: August 29, 2019
REMARK: This version is only available for Office 365/Exchange Online

  • Administrator Manager interface converted to be a browser-based application
  • Dashboard for system overview
  • Clients can be managed by the server, (configuration, heartbeats, templates and logfiles)
  • Template editor for creating user interface for the door signs and meeting directory screens
  • Authentication using RFID reader, for creating and updating reservations directly from door signs


Production date: April 25, 2019

  • .NET framawork has been updated to .NET 4.7.1
    Fixed 195623
  • General performance improvements and bug fixes
    Fixed 195599, 192957, 192761, 192828, 192837, 492840, 192962


Production date: December 28, 2018

  • Support for HTTPS protocol between server and Client (require DSS Client app version 3.02.3006 or newer)
    New 183446, 185601, 180474, 157253, 185676, 185607, 185609, 185780
  • Upgrade and installation issues has been updated
    Fixed 174702, 170691 Fixed
  • Wrong start and end time in schedule file in case of Daylight saving and other time zones issues has been fixed
    Fixed 166378, 169403
  • General performance improvements and bug fixes
    Fixed 170612, 172921, 185629, 185709


Production date: March 6, 2018

  • Schedule files periodically missing
    Fixed 155233
  • Add new services for retrieving server time zone, server version for compatibility with new upcoming Digital Sign Service Client (Android, iOS and Windows)
    Fixed 157007
  • Cannot get domain name and email on Network configuration when working with Office 365 on a machine on Windows Azure
    Fixed 157265
  • Instant booking stops working after migration to Office 365
    Fixed 157929
  • Error “The restriction or sort order is too complex for this operation” when reading data from Exchange Server
    Fixed 161468


Production date: July 11, 2017

  • Support for Windows Server 2016
    New 137129
  • Backup configuration for support case
    New 135840
  • Replace Installation Certificate on package
    New 114321
  • Apply Paging when searching for resources in case of O365
    Fixed 120477
  • Minor bug fixes and improvements to performance and stability
    Fixed 120517, 133369, 136552
  • Status of the last sync for each resource
    Fixed 128954
  • Status monitor is not always updated
    Fixed 132193
  • Global error when right click to choose Manage I-Sign
    Fixed 135850
  • Incorrect count of appointments
    Fixed 135920, 135847, 135861, 135855
  • Format hour is not consistent
    Fixed 135935
  • Update User Guide
    Fixed 135951
  • Microsoft Exchange Server 2010 support (Extended Support available please contact Add-On Products for Pricing)
    Removed 137129
  • Windows 2008 (R2) support (Extended Support available please contact Add-On Products for Pricing)
    Removed 137129


  • Remove resources from selected list if no long available
    New 96470
  • 96471, 96472, 102003: improved user interface for selected resources (Sorting on Status, windows scaling)
    New 73069
  • Validation of Schedule and Event file after creating
    Fixed 96473, 100415,100659
  • Optimize service startup
    Fixed 96582
  • 404 Error page return when clicking on Support Site
    Fixed 102020
  • Default web site in IIS is removed when uninstalling Digital Sign Service Server
    Fixed 102054
  • Incorrect number of resources in the status bar after removing resource without email
    Fixed 100367
  • minor bug fixing in regards to Office 365 integration
    Fixed 98476, 100607, 104852
  • Upgrade and installation issues
    Fixed 101961, 104851
  • Customer related issues has been fixed
    Fixed 80875, 95520, 97977, 97986, 104853


  • Display organizer in Ariadne output
    New 31739
  • Default values when setting up the i-Signs has been changed
    New 47877
  • Digital Signs cliens for iOS now support Background images
    New 47878
  • Edit multi resources, overwrite all fields
    New 50539
  • Better performance when accessing Exchange Server
    New 50573
  • If Digital Signs Service Clients end a meeting before it is startet then server will remove the meeting from resource calender.
    New 50590
  • View room status / Check access to resource calendar
    New 52211; 57277
  • Improve logging/Listen to changes from AD
    New 57309
  • Support for Exchange Server 2016
    New 58755
  • XML Encoding is now default UTF-8
    New 61664
  • Windows service slow startup
    Fixed 50481
  • Corrupted userdata config files
    Fixed 60603
  • Application doesn't keep configuration although user didn't remove it when uninstall
    Fixed 71431
  • Remove "Template Name" field of all output, i-sign, digtal sign and Ariadne
    Fixed 71513
  • Duplicate appointment occurs on Ariadne\Digital Signs\I-Signs xml files with recuring appointment
    Fixed 72976
  • Cannot update the subject of private appointment in xml file
    Fixed 73031
  • Exchange Online: The server cannot service this request right now. Try again later.
    Fixed 76232
  • Various small issues has been fixed
    Fixed 28950; 33603; 34957; 37924; 42264; 46326; 57275; 69003; 69007; 69008; 69164; 69166; 69170; 69195; 69200; 69201; 69517; 71478; 71488; 71505; 71517; 71643; 72989; 73051; 73085; 74084; 74420; 75672
  • Installation and User guide has been revised
    Updated 44965; 58764; 76264


  • Review and convert Knowledge base articles
    New 18511; 15315
  • Exchange Online (Office 365) Support improved
    New 18515; 19865; 21594
  • Server only generate one Event file for multiple room accounts
    Fixed 17414
  • Other issues
    Fixed 18129; 18453; 18963; 19036; 19128; 19568; 19618; 19641; 20517; 27206; 27832
  • Cleanup temp data
    Fixed 18454
  • Logging functionality has been revised
    Fixed 18455
  • Uninstallation issues has been corrected
    Fixed 18457
  • Avoid setting background image on iPad and Android signs
    Fixed 18510; 19618; 19641
  • Service cannot be started from Digital Sign Manager due to missing log fil
    Fixed 18519
  • Configuration problems
    Fixed 19086
  • New license model, to distinct between different type of Digital Signage type
    Fixed 19568
  • Incorrect filter when combination time, weekday, private and categories
    Fixed 27481; 27636; 27747; 27750; 28058


  • Turn your Android tablet into an interactive meeting room sign with integration to Microsoft Outlook® and Microsoft Exchange
  • License distinguish between Ariadne and Door signs
    New 7479
  • Upgrade .NET framework of DSS from 3.5 to 4.5.1
    New 7482
  • Support for Windows Server 2012
    New 7496
  • Compatible with Windows Azure AD users and groups
    New 7503
  • Separate the Save and Test functions
    New 7504
  • Support for Exchange Server 2013
    New 7665
  • Support for adding background image from server side to Digital Sign Service for Windows based signs
    New 8872
  • Need a scroll bar to be able to read all information inside Digital Sign Service Manager on small screens
    New 12106
  • User interface has been updated in DSS Manager
    New 12107
  • Open properties, now put the account name into the windows title
    New 14282
  • Support for Exchange Online (Office 365)
    New 14559
  • Timezone issue has been fixed (Encoding now default UTF-8)
    Fixed 8604
  • Uninstall Digital Sign Service, now configuration folder will be removed
    Fixed 8774
  • Default settings has been adjusted
    Fixed 8776
  • Status not always correctly show Digital Sign Service Manager
    Fixed 11085
  • Icon on taskbar is wrongly displayed when first time use.
    Fixed 11286
  • State (enable/disable) of toolbar functions not always correct.
    Fixed 12108


  • iPad can now be used as an interactive door sign, where the user can book instant meetings and do other meeting administration.
  • iPad time zone must be the same as the Exchange Server time zone.


  • DSS now supports a new range of digital signs: Any sign which is powered by Windows 7, can be used as an interactive door sign, where the user can book instant meetings and do other meeting administration.


  • Can include meeting organizer information for Ariadne/eFlex signs.


  • Utilizing Auto Discover (Client Access Server - CAS) in complex Exchange 2007 and 2010 environments to find Exchange Mail boxes
  • Power-down/Power-up for environments with 12-hour clock


  • Compatible with German Windows Server.


Upgrade instruction from version,,, and to version ( upgrade from other versions: Please contact our Technical Support.)
1. Stop the Digital Sign Windows Service (push the Stop button in the DSS Manager)
2. Exit/close the Digital Sign Manager software
3. Install the new version

  • When upgrading Room Name is not owerwritten by the installer anymore.


Upgrade instruction from version,, to version ( upgrade from other versions: Please contact our Technical Support.)
1. Stop the Digital Sign Windows Service (push the Stop button in the DSS Manager)
2. Exit/close the Digital Sign Manager software
3. Install the new version

  • Supports Modulex I-Sign and FV-Sign Power-up and Power-down
  • Support Georgian characters on Modulex I-Signs and FV-Signs, Requires Georgian firmware character map in the sign
  • Possible to overrule default Exchange calendar display name
  • Possible to show meeting organizer on Modulex I-Signs and FV-Signs
  • Event file now generated on demand on I-Signs
  • Some texts in the I-Sign menu could not be localized
  • Sometimes a “?” was shown as a valid menu option on the I-Sign
  • Faster Active Directory loading from DSS Manager
  • Web-service now running on port 80 by default
  • Possible to remove “Default” as the Default Subject in I-Signs
  • Book, extend, end features enabled by default for I-Sign accounts
  • Status bar did not run after DSS Manager re-start
  • Appointments booked at I-signs will now have organizer included in the booking in Exchange
  • Modulex I-Signs and FV signs now able to display a wider variety of characters (requires 4.9.1 sign firmware)


  • Questions & Answers document updated with hints about localisation Lookup 
  • Localisation of I-sign menu texts


  • DSS now obtain the host name for the schedule files in this order off priority: a) config.ini; b) web site binding setting; c) server name, where IIS is installed.
  • Tag in config.ini is "HostNameForScheduleFile"
  • Progress bar when reading groups from exchange
  • DSS setup Questions & Answers document available for download from
  • DSS now obtain the host name for the I-Sign menu files in this order of priority: c) config.ini, b) server name, where IIS is installed. The tag in config.ini is "HostNameInfo"
  • DigitalSign: Schedule file is generated with correct host name if using Overrule Display Name
  • Now possible to enter unique meeting titles for each sign individually
  • Status information is reflecting the number of accounts beeing read
  • DSS hang on when click re-start button
  • Possibility to delete Default Subject. Work arround to be found in the "Open Issues" document on
    Not Fixed


  • Migration note version -> available in knowledge base
  • Overrule Exchange Display name now possible within the DSS application
  • Event and menu files for I-signs are now generated when user click "start" button
  • User Guide updated with Questions and Answers section
  • Support site now accessable from the top left icon in the DSS application
  • Uninstall - option to keep or remove configuration files implemented
  • Software now creates Virtual Directory correctly
  • Status bar now also running on 64bit server
  • Access rights to output directorty now working correctly
  • Possibility to create I-Sign meeting titles for each individual sign
    Not fixed


  • Book, extend and end meetings in Exchange/Outlook® by use of a touch screen
  • Support for Modulex Interactive 10” signs (I-signs)
  • Enhanced User Interface in the Digital Sign Manager software
  • User Guide restructured for faster software setup


  • Disable the "Confirm Meeting" feature when selecting multiple users
  • Parse email address independent of Display Name - even if it contains characters '(', ')'
  • Select all groups/users now possible 


  • In some occasions appointments were truncated
  • A certain FTP server did not support the backslash in the ftp address
  • A limitation on the number of calendar groups is removed


  • Initial release
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