Even if a site is "Trusted," Edge might block third-party cookies.
Microsoft Edge is built on the Chromium engine, but it handles security zones differently than the old Internet Explorer. If you are trying to access a corporate intranet, a legacy business portal, or a specific website that requires certain permissions (like pop-ups or ActiveX controls), you may need to manually add it to the "Trusted Sites" list.
How to Add Trusted Sites to Microsoft Edge (for Legacy & Modern Sites) add trusted sites to edge
For more granular control over specific browser behaviors like pop-ups or insecure content:
To successfully manage trusted sites in Microsoft Edge, use the menu. While the process is slightly separated from the browser interface itself, it remains the most effective way to ensure your essential business and legacy web applications function correctly without compromising your overall online security. Even if a site is "Trusted," Edge might
Note: This setting is managed through the Windows Internet Options control panel, as Edge inherits the OS security zones.
How to add trusted sites in Microsoft Edge? - Experts Exchange How to Add Trusted Sites to Microsoft Edge
: Go to Settings > Cookies and site permissions > Insecure content and add the site to the Allow list.
If this is for a company blog, add a screenshot of the Internet Options > Security > Trusted Sites window. If it's for an email, keep the bolded steps.
Only add sites that you trust completely. Adding a malicious or compromised site to the Trusted Sites zone lowers the browser's security defenses (allowing pop-ups, scripts, and downloads without standard prompts).