July 30, 2026 — v4.13.5
✨ Features
- Added support for discovering and inventorying ABB industrial robots via their HTTP API. [LAN-18795]
- Added support for detecting devices that use the Open Protocol (Atlas Copco / Power Focus) for tightening controllers. [LAN-19754]
- Added the ability to configure separate credentials for OT discovery actions, and to set a fallback IT action for devices not recognized as OT. [LAN-20617]
- The Hub can now be renamed from the Sensors page in the Hub UI. [LAN-20708]
🔃 Changes
- Firmware version detection for Siemens DXR2 devices has been improved when scanned through the BACnet protocol. [LAN-18609]
- Protocol configuration now supports both TCP and UDP ports in a single configuration. [LAN-18618]
- Device model recognition for Profinet discoveries has been improved to handle devices that report hexadecimal model names. [LAN-19813]
- Model name detection for Siemens Sinumerik CNC devices has been improved. [LAN-19965]
- Date and time values returned from OT protocol scans now use a consistent format. [LAN-20060]
- The OT sensor no longer sends protocol requests to broadcast addresses, reducing the risk of disruptions in sensitive OT networks. [LAN-20174]
- OT protocol scanning now prioritizes vendor-specific protocols before falling back to generic protocols, reducing scan load. [LAN-20458]
- AI detection capabilities have been improved with updated detection checks for model files. [LAN-20328]
🐛 Fixes
- Fixed an issue where custom ports configured for "Discover now" scans were not used during network scans. [LAN-19037]
- Fixed an issue where OT device firmware history could grow indefinitely when different protocols reported conflicting firmware versions for the same device. [LAN-19861]
- Fixed an issue where devices from PRONET GMBH were incorrectly identified as Profinet-compatible, causing OT scanning errors. [LAN-20504]
- Fixed an issue where Profinet-discovered assets could display raw GSDML TextId tokens instead of human-readable module names. [LAN-20666]
- Fixed an issue where user logons scanned with Network Discovery did not include the user's domain. [LAN-19432]
- Fixed an issue where MAC address exclusions were not applied correctly during certain Hub scans. [LAN-20412]
- Fixed an issue where devices with domains matching a domain exclusion pattern were still synced to cloud inventory. [LAN-20450]
- Fixed an issue where the IT sensor could stop working after a network change on machines with certain network adapter configurations. [LAN-21230]
June 30, 2026 — v4.12.13
🔃 Changes
- Network Discovery now reuses its cloud connection across check-ins instead of reconnecting each time, significantly reducing DNS lookups and connection overhead. [LAN-20907]
🐛 Fixes
- Fixed an issue where the Discovery hub could experience high CPU usage when browsing the discovery queue or results. [LAN-20055]
June 18, 2026 — v4.12.10
🔃 Changes
- Device model recognition for Profinet discoveries has been improved to handle devices that report hexadecimal model names. [LAN-19813]
🐛 Fixes
- Fixed an issue where email addresses for users were not always scanned correctly. [LAN-19535]
- Fixed an issue where the user domain was not scanned consistently, causing incorrect or inconsistent domain names for some users. [LAN-19539]
- Fixed an issue where the Network Discovery hub service could fail to start with Error 1053 due to database access issues under high load. [LAN-19975]
- Fixed an issue where the Discovery hub could experience high CPU usage when browsing the discovery queue or results. [LAN-20055]
- Fixed an issue where SSH certificate credentials were not working correctly for scans. [LAN-20460]
May 28, 2026 — v4.12.7
✨ Features
- Added support for the Niagara Fox protocol. [LAN-18946]
- Added the ability to configure a custom installation name. [LAN-18494]
- Added a Connectivity Check page to troubleshoot device discovery. [LAN-18442]
- Added support for detecting Schweitzer Engineering (SEL) devices over Modbus. [LAN-18954]
🔃 Changes
- Beckhoff and Siemens Industrial PCs are now identified as IT devices. [LAN-18957]
🐛 Fixes
- Fixed an issue where Windows scans could take significantly longer than expected. [LAN-18382]
- Fixed an issue where the Network Discovery installer failed because PowerShell profile output interfered with INI parsing. [LAN-18385]
- Fixed an issue where Oracle Linux was detected as a generic Linux instance. [LAN-18388]
- Fixed an issue where scan issues were not cleared correctly when credentials partially failed, leaving a scan issue after a partially successful scan. [LAN-18440]
- Fixed an issue where antivirus state was not detected correctly on some Windows Server editions. [LAN-19220]
- A security issue was resolved. [LAN-19260]
- Fixed an issue where BACnet protocol scanning could fail with a stack overflow error when scanning large IP ranges. [LAN-19909]
- Fixed an issue where the Discovery Queue page could remain empty during large IP-range scans. [LAN-20127]
April 23, 2026 — v4.11.6
🐛 Fixes
- Fixed an issue where Dell warranty information was not being scanned. [LAN-18384]
- Fixed an issue where scans continued to run when the sensor was disabled. [LAN-19383]
- Fixed an issue where the IT sensor incorrectly sent broadcast messages for SSDP and ONVIF discovery when installed alongside an OT sensor. [LAN-19384]
- Fixed an issue where device exclusions configured in discovery actions were not applied correctly. [LAN-18383]
March 25, 2026 — v4.11.2
✨ Features
- Added AI usage tracking. [ACME-47561]
- Added support for discovering module information from additional Profinet devices. [ACME-46221]
- Added Moxa device support to the SNMP protocol. [ACME-46488]
- Added support for Schweitzer Engineering devices to the Telnet protocol. [ACME-47257]
- Added support for several Rotronic devices. [ACME-47375]
- Added a new EtherCAT protocol for scanning EtherCAT slaves linked on an ADS Master. [ACME-48076]
- Added support for configuring credential-based scans for OPC UA and SEL. [ACME-48113]
- MAC address resolution for devices on remote subnets has been improved by using cached ARP table data from SNMP-scanned routers and switches. [ACME-50595]
- Added the ability to delete devices from the device page when linked with an on-premises installation. [ACME-50335]
🐛 Fixes
- Fixed an issue where cloud scans could run against only a single target, and on-demand scans from sites triggered only the first range instead of all configured ranges. [ACME-49080]
- Fixed an issue where the Gatherlogs script was updated after signing, causing signature hash mismatches. [ACME-47892]
- Fixed an issue where multiple targets could remain in a "Waiting" state for extended periods during deep scans. [ACME-49959]
- Fixed an issue where SNMP credential properties could be duplicated, causing a crash. [ACME-50937]
- Fixed an issue where linking information could not be removed when an installation was deleted in Lansweeper Sites and the removal message was not processed in time. [ACME-51135]
- Fixed an issue where AD users, groups, and computers could have missing properties. [ACME-48654, ACME-48366]
March 2, 2026 — v4.10.9
🐛 Fixes
- Fixed an issue where SNMPv3 credentials were not applied consistently in some use cases. [ACME-48159]
January 15, 2026 — v4.10.4
✨ Features
- Added support for the Red Lion protocol. [ACME-22390]
- Added Moxa support for the OT Telnet protocol. [ACME-28277]
- Added a new OT protocol for discovering devices from the vendor Rotronic Ag. [ACME-39653]
- Expanded support for additional MAC address block sizes (MA-L, MA-M, MA-S). [ACME-43522]
- Discovery can now exclude machines based on their domain. [ACME-34026]
🔃 Changes
- OT manufacturer detection is now more consistent across scans using multiple protocols. [ACME-42980]
- Improved device discovery when scanning with the Moxa protocol. [ACME-43486]
- Refined firmware version handling in the EtherNet/IP protocol to correctly identify MicroLogix firmware. [ACME-46446]
🐛 Fixes
- Fixed an issue where linking and unlinking between different regions and environments was not working correctly. [ACME-45151]
- Fixed an issue where the search bar did not work correctly when more than 5,000 discovery results were present. [ACME-46738]
December 10, 2025 — v4.9.4
✨ Features
- Added support for MAC address block sizes (MA-L, MA-M, MA-S) during OT device recognition. [ACME-40732]
- Added UEFI and Secure Boot detection capabilities for Windows devices. [ACME-35756]
🔃 Changes
- SNMP-OT recognition now only uses public communities, reducing unnecessary fallback calls and device load. [ACME-37438]
- Improved SNMP-based OT device mapping. [ACME-40728]
- Unified Siemens device data scanned across multiple protocols. [ACME-41777]
🐛 Fixes
- Fixed an issue where Debian packages failed to install on the latest Debian 13 distribution. [ACME-44055]
- Fixed an issue where configuration changes could cancel ongoing scans. [ACME-40267]
- Fixed an issue where scan exclusions set in a discovery action were not applied. [ACME-40559]
December 4, 2025 — v4.8.11
✨ Features
- Added support for PowerShell Constrained Language Mode. [ACME-40292]
🔃 Changes
- Improved Hub result processing to increase throughput and unblock the scanning queue. [ACME-42839]
🐛 Fixes
- Fixed an issue where installation via PowerShell script failed because embedded scripts were not signed. [ACME-40292]
- Fixed an issue where the installer incorrectly detected that linking to a site was successful. [ACME-42362]
- Fixed an issue where the configured limit for concurrent scans was not respected. [ACME-42991]
- Fixed an issue where deep EtherNet/IP scanning could fail when a device had already been discovered. [ACME-44885]
September 30, 2025 — v4.8.6
✨ Features
- Added support for OT devices from the vendor Janitza when scanning using the Modbus protocol. [ACME-31543]
- Introduced Telnet protocol support to the OT sensor for compatible DeltaV devices. [ACME-40138]
🔃Changes
- Improved passive scanning device detection for more accurate asset discovery. [ACME-37125]
- Refreshed the design of the linking and linking error pages to enhance user experience. [ACME-38644]
- Updated Npcap to version 1.83 for improved network capture performance and stability. [ACME-39990]
🐛 Fixes
- Corrected device name mapping for S7-1200 and S7-1500 series devices; manufacturer names now translate correctly. [ACME-39672]
- Resolved a security issue to enhance overall scanning safety. [ACME-39078]
- Fixed an issue where ARP scanning during OT discovery could cause devices to appear as down. [ACME-40490]
- Addressed a parsing issue where the serial number of Siemens devices was incorrectly captured when using the SNMP protocol. [ACME-40621]
July 28, 2025 — v4.7.3
✨ Features
- Added registry key mapping to enable Network and IT Agent Discovery scanning of Windows devices for UEFI and Secure Boot capability. [ACME-35878]
- DNS names can now be used for rescans in the Hub. [ACME-35187]
🔃 Changes
- The Discovery queue UI has been reworked to show more action details, with added filtering and grouping options. [ACME-33517]
🐛 Fixes
- The IP address of a local scan would sometimes not update correctly. [ACME-34511]
- SNMP scans in Network Discovery could fail with the error “Could not execute a deep SNMP scan” due to missing OIDs for TotalMemory and ProcessorArchitecture. [ACME-34844]
- When linking to cloud, the page could refresh, resulting in errors in the logs. [ACME-35587]
- The ModuleStartIndex of a bus configuration could be displayed incorrectly in the UI due to a mapping issue. [ACME-37326]
- Windows user logons were generating duplicate entries. [ACME-36189]
June 25, 2025 — v4.6.3
✨ Features
- Users can now add LAPS as a credential type when configuring scanning through the Hub interface. [ACME-20231]
- Added UEFI and Secure Boot capabilities on Windows devices. [ACME-35756]
🐛 Fixes
- Improved scan queue processing reliability. [ACME-30810]
- Improved reliability of the installation process and link-to-cloud process. [ACME-35380]
June 2, 2025 — v4.5.5
🐛 Fixes
- Exceptions thrown by converters during Active Directory scans were not being properly handled. [ACME-34479]
May 22, 2025 — v4.5.3
🐛 Fixes
- Exceptions thrown by converters during Active Directory scans were not being properly handled. [ACME-34479]
- The auto-update could be triggered before the new files were fully downloaded. [ACME-34785]
May 14, 2025 — v4.5.2
✨ Features
- Frictionless Cloud-First Trial install flow for Windows and macOS. [ACME-28350]
- Added support for the HART-IP protocol. [ACME-31982]
🔃 Changes
- SNMP parsing has been improved for OT devices from the vendor Fisher Rosemount. [ACME-33970]
- Improved Siemens data parsing during scanning with the SNMP protocol. [ACME-32585]
🐛 Fixes
- SNMPv3 scans were not possible with certain combinations of authentication digest and privacy protocol. [ACME-34446]
- Error when executing warranty scan. [ACME-32237]
- Forbidden errors when syncing data. [ACME-34510]
- The MAC address “00:00:00:00:00:00” was not ignored when scanning with SNMP-OT. [ACME-33197]
April 17, 2025 — v4.4.2
✨ Features
- Added the HID VertX protocol to scan HID VertX and HID EDGE access control systems. [ACME-22618]
- Added the ABB protocol. [ACME-28757]
- Scan options for IT Agent Portable have been improved. [ACME-26448]
- Added printers when scanning Active Directory for devices. [ACME-27739]
- Extended expiration time options for linking codes. [ACME-28217]
- Improved visibility of sensor issues. [ACME-29971]
🐛 Fixes
- MAC addresses starting with 00:00:0C:07:AC were incorrectly filtered out. [ACME-27874]
- Improved handling of unknown WMI errors. [ACME-32431]
- Improved Moxa device detection. [ACME-32836]
- AD user scans would stop and throw errors when scanning users that had a thumbnail photo. [ACME-33230]
- Display all sensors in Discover Now page when having more than 15 sensors. [ACME-33350]
March 6, 2025 — v4.3.5
✨ Features
- Added Citrix scanning functionality via Discover Now. [ACME-26773]
- Start an ESXi and vCenter credentials from LS Site. [ACME-22344]
🔃 Changes
- Expanded the status code information for controller-type devices from the vendor Rockwell in the EtherNet/IP protocol. [ACME-27931]
🐛 Fixes
- Fixed multi-region environment parameters for the Hub. [ACME-30876]
- Proxy settings were not always taken into account. [ACME-30557]
- OT scan targets that were not linked to a sensor could sometimes fail to be deleted. [ACME-30174]
- Reworked the validation of the linking token so the skipcloudlinking value is taken into account. [ACME-30077]
- The recognition flow during an advanced OT scan was executed for every selected protocol instead of just once per IP address. [ACME-29781]
February 10, 2025 — v4.2.5
🐛 Fixes
- Some scanning actions were not performed consistently due to the scanning configuration not being properly retrieved. [ACME-30175]
- The macOS PKG installer would fail to install successfully. [ACME-30521]
- Reusing an existing schedule for multiple sensors did not work correctly. [ACME-30188]
January 28, 2025 — v4.2.4
✨ Features
- Enhanced logging and improved handling for the RSA key identifier. [ACME-28594]
- Added IT devices to the data transfer for air-gapped installations. [ACME-27337]
- An Active Directory domain scan will automatically start when a new sensor registers on the Hub for the first time. [ACME-26664]
- Do an active CDR Scan on first run. [ACME-26658]
- SCCM deepscan — it is now possible to add manual credentials to scan the devices that are found through the SCCM scan in Discover Now. [ACME-26492]
- When users order their credentials on LS Sites, the order will be followed when executing a scan by clicking “Scan Now.” [ACME-26204]
- Added an HTML request fallback to the MOXA protocol for fetching basic information. [ACME-23604]
🐛 Fixes
- Installer configuration files downloaded from Lansweeper Sites did not point to the stable release channel by default. [ACME-28902]
- The RPM repository signature was not correctly signed, preventing warnings for customers with GPG checks enabled. [ACME-28457]
- On the scan target page, sorting by sensor name without a linked sensor would crash the page. [ACME-28441]
- DCP messages in the Profinet protocol were not always consumed. [ACME-27994]
- Notifications from Lansweeper Sites were not properly handled and were sometimes processed out of order. [ACME-27863]
- An infinite loop could occur in CDP scanning. [ACME-27849]
- An error was thrown when importing an OT scan target with an invalid IP address. [ACME-27682]
- A null reference error could occur when mapping Active Directory users. [ACME-27658]