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Which web browsers does RJL System Cleaner support?

RJL System Cleaner supports the five most popular Windows browsers:

  • Google Chrome
  • Microsoft Edge
  • Mozilla Firefox
  • Brave
  • Opera and Opera GX

The app automatically detects which browsers are installed on your computer. You will only see options for browsers you actually have -- if you do not use Firefox, it will not appear in the list.

Each browser has individual checkboxes for:

  • Cache (Safe) -- Temporary copies of website images and scripts. Often the biggest space waster. Checked by default.
  • Cookies (Caution) -- Small files that keep you logged into websites. Cleaning them logs you out everywhere. Off by default.
  • History (Caution) -- Your browsing history. Off by default.
  • Session data (Caution) -- Open tabs and session restore data. Off by default.
  • Download history (Safe) -- The list of files you downloaded (not the actual files). Checked by default.
  • Form autofill data (Review) -- Saved form entries like your name and address. Off by default.

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Added: Feb 22, 2026   |   Last Updated: