Pop-up windows are often associated with annoying ads, but many legitimate websites—like banking portals, document editors (Google Docs), live chat support, or secure login pages—require them. When Safari blocks a pop-up, you’ll typically see a message in the address bar like "Safari blocked a pop-up" .
Always use per‑site or temporary allowances. Turning off pop‑up blocking globally is like leaving your front door unlocked—convenient, but risky. how to unblock pop ups on safari