replace outdated blog link

Author: friadev

docs/os/macos-overview.md

@@ -131,7 +131,7 @@ On older Intel-based Mac computers, FileVault is the only form of disk encryptio
 
 ##### Lockdown Mode
 
-[Lockdown Mode](https://blog.privacyguides.org/2022/10/27/macos-ventura-privacy-security-updates/#lockdown-mode) disables some features in order to improve security. Some apps or features won't work the same way they do when it's off, for example, [JIT](https://hacks.mozilla.org/2017/02/a-crash-course-in-just-in-time-jit-compilers) and [WASM](https://developer.mozilla.org/docs/WebAssembly) are disabled in Safari with Lockdown Mode enabled. We recommend enabling Lockdown Mode and seeing whether it significantly impacts your usage, many of the changes it makes are easy to live with.
+**[Lockdown Mode](https://support.apple.com/guide/mac-help/lock-mac-targeted-a-cyberattack-ibrw66f4e191/mac)** disables some features in order to improve security. Some apps or features won't work the same way they do when it's off, for example, [JIT](https://hacks.mozilla.org/2017/02/a-crash-course-in-just-in-time-jit-compilers) and [WASM](https://developer.mozilla.org/docs/WebAssembly) are disabled in Safari with Lockdown Mode enabled. We recommend enabling Lockdown Mode and seeing whether it significantly impacts your usage, many of the changes it makes are easy to live with.
 
 - [x] Click **Turn On**