diff --git a/README.md b/README.md
index 954cb0f..41524e6 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,22 @@
-# mobile-config-firefox
+# Mobile-Friendly Firefox Customizations for Librem 5 (mirror)
 
 Mobile and privacy friendly configuration for Firefox >= 91.
 
-This does not replace a proper implementation in
+This **read-only mirror** is tracking all changes posted by `@user0` in the thread [Mobile-Friendly Firefox Customizations for Librem 5](https://forums.puri.sm/t/20313) on Purism’s forums.
+
+This repository is maintained by Claudia Pellegrino (`@claui`).
+
+As a read-only mirror, it’s not accepting pull requests. The code in this
+repository also does not replace a proper implementation in
 [Firefox upstream](https://bugzilla.mozilla.org/show_bug.cgi?id=1579348)
 *(interesting stuff happens in issues linked in "References")*.
 
+---
+
+**Note:** Below follows a copy of the original `README.md` file from the upstream project [postmarketOS/mobile-config-firefox](https://gitlab.com/postmarketOS/mobile-config-firefox/).
+
+---
+
 ## What this config does
 
 * Adapt UI elements and "about:" pages to small screen sizes (when opened on