NTA 2025.4.2 release notes
Release date: December 18, 2025
Here's what's new in NTA 2025.4.2. You can find the applicable system requirements here.
To view release notes, system requirements, and product guide PDFs for supported versions of NTA, see NTA previous versions. To view release notes for multiple versions
NTA runs on the SolarWinds Platform (self-hosted). NTA release notes include the updates from the SolarWinds Platform (self-hosted).
New features and improvements in NTA
There were no features or improvements added for NTA in this release.
Fixed customer issues
| Case number | Description | Platform product |
|---|---|---|
| 02029987, 02033177, 02034088, 02037632 | The Configuration Wizard no longer fails when attempting to create or update the sw.web.compression.config file. |
Platform |
| 02031817, 02041322 | The Last XX Audit Events widget no longer fails to load. | Platform |
| 02034738 | Modern dashboards now recognize URL-based filters, even when a global filter is not explicitly configured on the dashboard. | Platform |
| 02029691, 02033106, 02038043 |
Upgrades no longer fail with messages such as the following:
Upgrades to version 2025.4 could fail due to an unexpected index dependency on column Reason in table [dbo].[NetFlowAddressToResolveLowPriorityIPv4]. |
NTA |
| 02044879 | An attempt to connect to the Web Console using a load balancer VIP, a reverse proxy, an alternate DNS name or alias, or a failover IP address is no longer incorrectly identified as a host header injection. | Platform |
Installation or upgrade
For new SolarWinds Platform deployments, download the installation file from the product page on https://www.solarwinds.com or from the Customer Portal. For more information, see Get the installer.
To activate your product in an existing SolarWinds Platform deployment, use the License Manager.
For upgrades, go to Settings > My Deployment to initiate the upgrade. The SolarWinds Installer upgrades your entire deployment (all SolarWinds Platform products and any scalability engines).
For more information, see the SolarWinds Platform Product Installation and Upgrade Guide.
For supported upgrade paths, see Upgrade an existing deployment.
Known issues
THWACK integration is broken
A new THWACK platform was introduced in 2025. This new platform does not support the API that SolarWinds Platform is using.
Resolution or workaround: Not available. See Shared Templates on Thwack is unable to reach thwack.com in SolarWinds Platform.
End of life
| Version | EoL announcement | EoE effective date | EoL effective date |
|---|---|---|---|
| 2023.4 | October 21, 2025: End-of-Life (EoL) announcement – Customers on NTA version 2023.4 or earlier should begin transitioning to the latest version of NTA. | November 20, 2025: End-of-Engineering (EoE) – Service releases, bug fixes, workarounds, and service packs for NTA version 2023.4 or earlier will no longer actively be supported by SolarWinds. | November 20, 2026: End-of-Life (EoL) – SolarWinds will no longer provide technical support for NTA version 2023.4. |
| 2023.3 | October 21, 2025: End-of-Life (EoL) announcement – Customers on NTA version 2023.3 or earlier should begin transitioning to the latest version of NTA. | November 20, 2025: End-of-Engineering (EoE) – Service releases, bug fixes, workarounds, and service packs for NTA version 2023.3 or earlier will no longer actively be supported by SolarWinds. | November 20, 2026: End-of-Life (EoL) – SolarWinds will no longer provide technical support for NTA version 2023.3. |
| 2023.2 | June 10, 2025: End-of-Life (EoL) announcement – Customers on NTA version 2023.2 or earlier should begin transitioning to the latest version of NTA. | July 10, 2025: End-of-Engineering (EoE) – Service releases, bug fixes, workarounds, and service packs for NTA version 2023.2 or earlier will no longer actively be supported by SolarWinds. | July 10, 2026: End-of-Life (EoL) – SolarWinds will no longer provide technical support for NTA version 2023.2. |
| 2023.1 | February 11, 2025: End-of-Life (EoL) announcement – Customers on NTA version 2023.1 or earlier should begin transitioning to the latest version of NTA. | March 13, 2025: End-of-Engineering (EoE) – Service releases, bug fixes, workarounds, and service packs for NTA version 2023.1 or earlier will no longer actively be supported by SolarWinds. | March 13, 2026: End-of-Life (EoL) – SolarWinds will no longer provide technical support for NTA version 2023.1. |
See the End of Life Policy for information about SolarWinds product life cycle phases. To see EoL dates for earlier NTA versions, see NTA release history.
Deprecation notice
The following platforms and features are still supported in the current release. However, they will be unsupported in a future release. Plan on upgrading deprecated platforms, and avoid using deprecated features.
Widgets that display a THWACK feed
Widgets that display the most recent content from a THWACK page are no longer supported and are being removed from the Web Console. This includes widgets such as:
- Recent NPM Posts
- Latest Universal Device Pollers
- Recent NetFlow Posts
- Latest Application Templates
- Recent NCM posts
- Recent VNQM posts
- Recent IPAM posts
- Recent 10 Patch Manager Posts
To exchange information and share content with other SolarWinds users, visit thwack.solarwinds.com.
Legal notices
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