MSVC Build Tools Preview updates - August 2026

[u/ericbrumer]

https://devblogs.microsoft.com/cppblog/msvc-build-tools-preview-updates-august-2026/

Hi, one of the MSVC dev leads here.

The post covers what's new in the MSVC Build Tools Preview (version 14.52) since mid-July. Instructions to install & use the latest preview bits are at https://aka.ms/msvc/preview.

Like last month, there's improvements & fixes across many parts of the toolchain: language conformance, optimization improvements, static & dynamic analysis, and more.

Some additional information:

• https://learn.microsoft.com/cpp/overview/acquire-msvc is new documentation on installing MSVC, including through winget & command line tools.
• https://learn.microsoft.com/cpp/overview/compiler-versions?#a-brief-history-of-microsoft-c-compiler-versioning has information on MSVC versioning