# Guides — plain answers about cleaning, drivers, ransomware and FPS | Rain Cleaner

> Six straight answers to the questions people actually ask about Windows maintenance: what is safe to delete, where drivers really come from, how ransomware announces itself, and what a game boost can and cannot do.

- Product: Rain Cleaner 2.7.1 — Cleans, explains, hides nothing.
- Publisher: T. Vasilev
- Platform: Windows 10, Windows 11, Windows Server
- Price: 0 EUR (Pro not on sale yet)
- Download: https://raincleaner.eu/download  ·  Portable: https://raincleaner.eu/download/portable
- Canonical: https://raincleaner.eu/guides

## Straight answers,  no sales pitch.

Every guide here is about something the program actually does. Where the honest answer is “you do not need this”, that is the answer you get.

- [How to update drivers on Windows 11](https://raincleaner.eu/guides/how-to-update-drivers-windows-11) — The safe order — Windows Update, then the manufacturer, never a driver pack.
- [What is safe to delete on Windows](https://raincleaner.eu/guides/what-is-safe-to-delete-windows) — Category by category — what you get back, and what you quietly give up.
- [A free PC cleaner without ads](https://raincleaner.eu/guides/free-pc-cleaner-without-ads) — What “free” should mean, and how to check a cleaner before installing it.
- [How to tell ransomware is encrypting your files](https://raincleaner.eu/guides/ransomware-warning-signs) — The signs that come before the ransom note — and what to do in the first minute.
- [Do you actually need a driver updater?](https://raincleaner.eu/guides/do-you-need-a-driver-updater) — Usually not — and the specific cases where the answer changes.
- [How to get more FPS on Windows](https://raincleaner.eu/guides/how-to-get-more-fps-windows) — What a booster really changes — and why killing processes is not the clever part.

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