diff --git a/_includes/api/en/4x/res-clearCookie.md b/_includes/api/en/4x/res-clearCookie.md
index de90e2471b..5b6ea8517a 100644
--- a/_includes/api/en/4x/res-clearCookie.md
+++ b/_includes/api/en/4x/res-clearCookie.md
@@ -1,6 +1,14 @@
 <h3 id='res.clearCookie'>res.clearCookie(name [, options])</h3>
 
-Clears the cookie specified by `name`. For details about the `options` object, see [res.cookie()](#res.cookie).
+Clears the cookie with the specified `name` by sending a `Set-Cookie` header that sets its expiration date in the past.
+This instructs the client that the cookie has expired and is no longer valid. For more information
+about available `options`, see [res.cookie()](#res.cookie).
+
+<div class="doc-box doc-warn" markdown="1">
+If the `maxAge` or `expires` options are set, the cookie may not be cleared depending on the time values provided,
+as Express does not ignore these options. It is therefore recommended to omit these options when calling this
+method. Passing these two options has been deprecated since Express v4.20.0.
+</div>
 
 <div class="doc-box doc-notice" markdown="1">
 Web browsers and other compliant clients will only clear the cookie if the given
diff --git a/_includes/api/en/5x/res-clearCookie.md b/_includes/api/en/5x/res-clearCookie.md
index de90e2471b..543fe2e2a1 100644
--- a/_includes/api/en/5x/res-clearCookie.md
+++ b/_includes/api/en/5x/res-clearCookie.md
@@ -1,11 +1,16 @@
 <h3 id='res.clearCookie'>res.clearCookie(name [, options])</h3>
 
-Clears the cookie specified by `name`. For details about the `options` object, see [res.cookie()](#res.cookie).
+Clears the cookie with the specified `name` by sending a `Set-Cookie` header that sets its expiration date in the past.
+This instructs the client that the cookie has expired and is no longer valid. For more information
+about available `options`, see [res.cookie()](#res.cookie).
+
+<div class="doc-box doc-notice" markdown="1">
+The `expires` and `max-age` options are being ignored completely.
+</div>
 
 <div class="doc-box doc-notice" markdown="1">
 Web browsers and other compliant clients will only clear the cookie if the given
-`options` is identical to those given to [res.cookie()](#res.cookie), excluding
-`expires` and `maxAge`.
+`options` is identical to those given to [res.cookie()](#res.cookie)
 </div>
 
 ```js