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Privacy Policy

Effective 28 October 2026 (v2.0.0)

The short version

  • FB Customizer runs entirely in your browser. It has no accounts, no servers, and no analytics.
  • It changes only how pages look: it injects a stylesheet built from your settings and does not read, analyze, or filter the content of your feed.
  • It stores your settings in Chrome storage (synced only if you use Chrome sync) and your wallpaper and presets on this device. “Reset all settings” in the options page erases all of it.
  • This website runs no analytics and sets no cookies of its own. It loads fonts from Google Fonts.

What the extension processes

FB Customizer changes how supported Facebook desktop pages look in your browser. It reads none of the page's content: the theme is a stylesheet generated from your own settings and injected into the page. The extension makes no decisions about what you see and never touches your feed's text, images, or messages.

What is stored, and where

Chrome sync storage

One settings object: the on/off state, your selected theme and light/dark variant, custom colors, font, text size, and wallpaper transparency. If you have Chrome sync enabled, Google syncs this object through your Google account under Chrome’s own sync features — you can disable or clear it at any time in Chrome’s settings.

Local browser storage (stays on this device)

  • Your uploaded wallpaper, compressed to at most 1920×1080 pixels.
  • Up to 20 named presets of your settings.

Files you export (presets) are written to your downloads folder only when you click Export.

What the extension never does

  • It makes no network requests of any kind — no analytics, no telemetry, no crash reporting, no remote code. Our automated checks fail the build if a network call is ever added.
  • It does not transmit Facebook content, browsing history, or any identifier to anyone — there is no server to send it to.
  • It does not sell or share data about you.

This website

  • We run no analytics on this site and set no cookies of our own.
  • The Sora and DM Sans fonts are bundled with the site itself — the site makes no requests to any third-party service.

Deleting your data

  • Reset everything: open the extension’s options → About → “Reset all settings”. Your settings return to defaults and the wallpaper, presets, and daily counters are deleted.
  • Uninstall: removing the extension from Chrome deletes its local storage.
  • Synced settings: the reset overwrites them with defaults; Chrome’s sync settings also let you clear synced extension data.

Children

The extension is not directed to children under 13.

Changes to this policy

If the product ever changes — for example, if optional diagnostics are introduced — this page will be updated and re-dated first, and the change will be noted in the changelog.

Contact

Questions about privacy: tawfiktarek1975@gmail.com