From 130ed284d7835062bc7234d7198324eb5f9b6aeb Mon Sep 17 00:00:00 2001
From: 06kellyjac <dev@j-k.io>
Date: Tue, 10 Oct 2023 13:28:25 +0100
Subject: [PATCH] nixos/firefox: detail the format of preferences

---
 nixos/modules/programs/firefox.nix | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/nixos/modules/programs/firefox.nix b/nixos/modules/programs/firefox.nix
index 8229affb1ad96..b041e1d072b03 100644
--- a/nixos/modules/programs/firefox.nix
+++ b/nixos/modules/programs/firefox.nix
@@ -118,8 +118,15 @@ in
         Some of these might be able to be configured more ergonomically
         using policies.
 
+        See [here](https://mozilla.github.io/policy-templates/#preferences) for allowed preferences.
+
         ${organisationInfo}
       '';
+      example = lib.literalExpression ''
+        {
+          "browser.tabs.tabmanager.enabled" = false;
+        }
+      '';
     };
 
     preferencesStatus = lib.mkOption {