Try a private window
Open an incognito/private window and try again. This avoids some cache and extension issues.
Disclaimer: Independent informational page. Not affiliated with Square, Inc.
If your square login or square dashboard login does not load, keeps spinning, or shows errors, try the fixes below in order. This site does not collect passwords and does not provide a login form.
Start here before doing anything else.
Open an incognito/private window and try again. This avoids some cache and extension issues.
Temporarily disable ad blockers, privacy tools, and script blockers, then reload the page.
Clear browser cache/cookies for the login domain and restart the browser.
Test a different browser or device to confirm whether the issue is local to one setup.
Some networks block sign-in pages. Try mobile data or a different Wi-Fi.
Make sure you are using an official sign-in URL and not a lookalike page.
Use the official login guide and review security checks before entering credentials.