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Document Windows antivirus checkout exclusion #2884

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reddevilmidzy merged 1 commit into from
Jun 1, 2026
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Document Windows antivirus checkout exclusion #2884

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7 changes: 7 additions & 0 deletions src/building/how-to-build-and-run.md
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Expand Up @@ -45,6 +45,12 @@ git clone https://github.com/rust-lang/rust.git
cd rust
```

> **NOTE**: On Windows, antivirus scanning can make Git and build commands
> noticeably slower in a large checkout. If that happens, consider adding only
> the Rust checkout directory to the
> [Windows Security exclusion list][windows-security-exclusions].
> Avoid adding broader exclusions than needed.

### Partial clone the repository

Due to the size of the repository, cloning on a slower internet connection can take a long time,
Expand Down Expand Up @@ -97,6 +103,7 @@ This chapter focuses on the basics to be productive, but
if you want to learn more about `x.py`, [read this chapter][bootstrap].

[bootstrap]: ./bootstrapping/intro.md
[windows-security-exclusions]: https://support.microsoft.com/windows/add-an-exclusion-to-windows-security-811816c0-4dfd-af4a-47e4-c301afe13b26

Also, using `x` rather than `x.py` is recommended as:

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