# New Bug-Fix Releases Are Available for MPS Versions 2026.1.1, 2025.3.2, 2025.2.4, and 2025.1.4

DevFeed: [New Bug-Fix Releases Are Available for MPS Versions 2026.1.1, 2025.3.2, 2025.2.4, and 2025.1.4](<https://devfeed.tech/articles/new-bug-fix-releases-are-available-for-mps-versions-2026-1-1-2025-3-2-2025-2-4-and-2025-1-4-31527.md>)

Original publisher: [Read original article](<https://blog.jetbrains.com/mps/2026/09/mps-2026-1-1-released/>)

Author: Vaclav Pech

Published: 2026-09-16T20:06:31Z

Content type: release

Language: en

Sources: [The JetBrains Blog](<https://devfeed.tech/sources/the-jetbrains-blog.md>)

Topics: [JetBrains MPS](<https://devfeed.tech/topics/jetbrains-mps.md>), [releases](<https://devfeed.tech/topics/releases.md>), [version](<https://devfeed.tech/topics/version.md>), [jetbrains](<https://devfeed.tech/topics/jetbrains.md>)

Tags: [2](<https://devfeed.tech/tags/2.md>), [2025](<https://devfeed.tech/tags/2025.md>), [2026](<https://devfeed.tech/tags/2026.md>), [3](<https://devfeed.tech/tags/3.md>), [agent](<https://devfeed.tech/tags/agent.md>), [agents](<https://devfeed.tech/tags/agents.md>), [bug](<https://devfeed.tech/tags/bug.md>), [changes](<https://devfeed.tech/tags/changes.md>), [create](<https://devfeed.tech/tags/create.md>), [development](<https://devfeed.tech/tags/development.md>), [diagnostics](<https://devfeed.tech/tags/diagnostics.md>), [editor](<https://devfeed.tech/tags/editor.md>), [improvements](<https://devfeed.tech/tags/improvements.md>), [major](<https://devfeed.tech/tags/major.md>), [manipulate](<https://devfeed.tech/tags/manipulate.md>), [mps](<https://devfeed.tech/tags/mps.md>), [practical](<https://devfeed.tech/tags/practical.md>), [release](<https://devfeed.tech/tags/release.md>), [releases](<https://devfeed.tech/tags/releases.md>), [updates](<https://devfeed.tech/tags/updates.md>), [version](<https://devfeed.tech/tags/version.md>)

## AI overview

JetBrains has released bug-fix updates for MPS versions 2026.1.1, 2025.3.2, 2025.2.4, and 2025.1.4. The MPS 2026.1.1 update includes improvements to the Projectional Agent Toolkit, editor context, diagnostics, agent guidance, and test execution.

## Source excerpt

We've released updates for multiple major MPS versions that fix several issues. DOWNLOAD MPS 2026.1.1 Check out all the updates in each particular version below: MPS 2026.1.1 The Projectional Agent Toolkit receives several practical improvements that allow agents to: See and invoke intentions and quick-fixes on individual nodes. Manipulate NodeAttributes, PropertyAttributes, and others. Create copies [...]