Android Pathpattern -

Because the syntax is so limited, you cannot rely on a single pattern to catch complex URLs. The standard best practice is to stack multiple <data> tags within the same <intent-filter> .

IntentFilter filter = new IntentFilter(); filter.addCategory(Intent.CATEGORY_DEFAULT); filter.addAction(Intent.ACTION_VIEW);

<data android:pathPrefix="/articles/" /> android pathpattern

If you want to match example.com/blog AND example.com/blog/post-1 AND example.com/blog/category/tech , do not use pathPattern .

It looks like a Regex. It behaves sort of like a Regex. Because the syntax is so limited, you cannot

But not:

If your URL is https://example.com/products/123 : It looks like a Regex

Because the manifest is an XML file, certain characters require double escaping. This is the most common reason for pathPattern failures. : To match a literal * , you must use \\* . Literal Dot : To match a literal . , you must use \\. . Literal Backslash : To match a literal \ , you must use \\\\ .