Simplicity Installer - Silicon Labs Tools (SLT) Version 1.2.0 (Jun 23, 2026) Release Notes#
Welcome to the General Availability (GA) Simplicity Installer - Silicon Labs Tool (SLT), used to install and manage the full Simplicity development environment, including Simplicity SDKs and tools.
Release Summary#
Key Features#
Added in 1.2.0#
Added support for discovering and installing compatible SDK extension packages that are not part of the Simplicity SDK.
Added a launch option in Simplicity Installer for quick access to Simplicity Studio after installation.
Added an option to stop running services directly from Simplicity Installer when they block package updates.
Added an Export Logs feature to collect diagnostic logs for troubleshooting installation, update, configuration, and development tool issues.
Improved installation progress reporting by displaying download and installation durations during package installation.
Bug Fixes#
Fixed in 1.2.0#
Minor bug fixes and stability improvements.
Additional bug fixes are listed in the table below.
Chip Enablement#
This release supports Series 2 and Series 3 devices.
Removed/Deprecated Features#
None
Known Issues and Limitations#
UID | Issue or Limitation Description | Workaround (if any) |
|---|---|---|
- | Restricted Access Support: Early Access and Controlled Access installations are not supported in this release. | Contact Sales for Restricted Access content (Alpha or NDA restricted) |
- | Installation path: The installation path for the Package Manager is not selectable by the user. | None |
Additional Bug Fixes#
Fixed in Studio 1.2.0#
Fixed in 1.2.0#
UID | Description |
|---|---|
1601641 | Fixed an issue that could cause package installations to fail when Conan Engine did not correctly report installed packages to Simplicity Installer. |