March’s optional Windows 11 update arrives with a key security feature

Rewrite a tech news post about Windows 11 update KB5079391.
Consumer tech blog style.
Original, ~350 words, accurate facts, different structure/phrasing.
Remove image references, no tags.
ONLY valid HTML paragraphs.
* Use “ for paragraphs.
* Use `

` and `

` for subheadings.
* Use `` for bold.
* Use `` for italics.
* Use `
` for line breaks.
* *Crucial Rule:* Do NOT close “ tags (e.g., use “, but not “).
* NO markdown (#, *, etc.).
* NO `

`, ``, etc.
* NO meta commentary.
* Output only the article body.

* Update ID: KB5079391 (Optional update).
* Key feature 1: Smart App Control (SAC) can now be enabled/disabled without a full OS reinstall.
* Key feature 2: Support for 1,000Hz refresh rate monitors (future-proofing for high-end gaming screens).
* Other improvements: Lower USB4 power consumption, improved HDR stability, File Explorer notification upgrades, and

spot_imgspot_img

Subscribe

Related articles

spot_imgspot_img