Step 1: Go to Your DNS Settings

Login to your domain provider’s dashboard (e.g., Namecheap, GoDaddy, Cloudflare), then locate the DNS or Domain Management section.

Step 2: Add a CNAME Record

• Type: CNAME
• Name: www or your desired subdomain (e.g., portal, app)
• Value/Target: your-app.pages.dev (replace with your actual value)
• TTL: Auto or 3600
• Example: portal.example.com → your-app.pages.dev

Step 3: Save Changes and Wait for Propagation

DNS changes might take up to 30 minutes to propagate worldwide.

Step 4: Add the Domain

add this domain name in Here and click on verify. then you can able to go next setup.