Documentation / Feature guides
The sticky filter bar on a free check narrows the issue list by severity (Critical/High/…) and by domain (SEO, Performance, Security, Accessibility).
Open the free checker page directly
You should see: An empty checker with the prompt 'Enter a URL above to get started.'
Type a domain into the checker box
You should see: The value is accepted and the Analyze button becomes clickable
Run the check
You should see: 'Scanning your page...' appears while the 189 checks run
Wait for the report and its filter bar
You should see: The issue list and the filter bar appear
Filter to the Security domain
You should see: The Security tab turns solid and only security findings stay in the list
Narrow further to High severity
You should see: The High pill highlights and the 'Issues (n)' count drops to just the high-severity security findings
Scroll through the filtered list
You should see: Only issues matching both filters are shown, each with its own fix guidance
Clear the severity filter
You should see: The full count returns to the 'Issues (n)' heading
This guide is generated from a test flow we replay against Dr Urls itself — the same steps you just read are the regression check for this feature. Try it on your own site.