# MSVC Build Tools Preview updates - September 2026

DevFeed: [MSVC Build Tools Preview updates - September 2026](<https://devfeed.tech/articles/msvc-build-tools-preview-updates-september-2026-2959.md>)

Original publisher: [Read original article](<https://devblogs.microsoft.com/cppblog/msvc-build-tools-preview-updates-september-2026/>)

Author: Eric Brumer

Published: 2026-09-09T21:26:30Z

Content type: release

Language: en

Sources: [C++ Team Blog](<https://devfeed.tech/sources/c-team-blog.md>)

Topics: [C++](<https://devfeed.tech/topics/c-plus-plus.md>), [Visual Studio 2026](<https://devfeed.tech/topics/visual-studio-2026.md>)

Tags: [c](<https://devfeed.tech/tags/c.md>), [c-plus-plus](<https://devfeed.tech/tags/c-plus-plus.md>), [diagnostics](<https://devfeed.tech/tags/diagnostics.md>), [msvc](<https://devfeed.tech/tags/msvc.md>), [race-condition](<https://devfeed.tech/tags/race-condition.md>), [release](<https://devfeed.tech/tags/release.md>), [september-2026](<https://devfeed.tech/tags/september-2026.md>), [updates](<https://devfeed.tech/tags/updates.md>), [visual-studio](<https://devfeed.tech/tags/visual-studio.md>), [visual-studio-2026](<https://devfeed.tech/tags/visual-studio-2026.md>)

## AI overview

MSVC Build Tools Preview v14.52 adds C and C++ compiler conformance, diagnostics, and stability fixes, including fixes for compiler errors and C++ modules.

## Source excerpt

The MSVC Build Tools Preview is updated regularly with the latest features and fixes from the MSVC development team. This post covers updates from the past month, currently targeting the v14.52 release. This encompasses changes across the compiler frontend, backend, linker, standard library, and related tools. Although you can acquire the MSVC Build Tools Preview [...] The post MSVC Build Tools Preview updates - September 2026 appeared first on C++ Team Blog.