X-Git-Url: https://git.p6c8.net/policy-templates.git/blobdiff_plain/16d7424c008f9bb3dc87f5160aa28635afcb4f8a..c253bb7e5915b7ae337a13f7a42a20a430c7f02b:/README.md

diff --git a/README.md b/README.md
index 16a6f6e..e997e52 100644
--- a/README.md
+++ b/README.md
@@ -5451,6 +5451,10 @@ Value (string):
 Block websites from being visited. The parameters take an array of Match Patterns, as documented in https://developer.mozilla.org/en-US/Add-ons/WebExtensions/Match_patterns.
 The arrays are limited to 1000 entries each.
 
+If you want to block all URLs, you can use `<all_urls>` or `*://*/*`. You can't have just a `*` on the right side.
+
+For specific protocols, use `https://*/*` or `http://*/*`.
+
 As of Firefox 83 and Firefox ESR 78.5, file URLs are supported.
 
 **Compatibility:** Firefox 60, Firefox ESR 60\