diff --git a/4.1-Extensions.md b/4.1-Extensions.md
index 37f35aa..9187a79 100644
--- a/4.1-Extensions.md
+++ b/4.1-Extensions.md
@@ -60,7 +60,7 @@ These extensions will not mask or alter any data sent or received, but may be us
       * see [1340511](https://bugzilla.mozilla.org/1340511) for progress on this
          * FF77+ [1551301](https://bugzilla.mozilla.org/1551301) IDB [1632990](https://bugzilla.mozilla.org/1632990) Service Workers cache
          * FF78+ [1636784](https://bugzilla.mozilla.org/1636784) cache
-   * Use FPI (First Party Isolation) and/or Temporary Containers
+   * Use FPI (First Party Isolation) or Total Cookie Protection (FF86+) ... and/or Temporary Containers
 * NoScript
 * Privacy Badger
    * Is easily [detected](https://adtechmadness.wordpress.com/2020/03/27/detecting-privacy-badgers-canvas-fp-detection/) and additional blocking via [hueristics](https://www.eff.org/privacybadger/faq#How-does-Privacy-Badger-work) is redundant or negligible when using uBlock Origin (depending on your configuration)