Hello I finally install a proper win 11 on my laptop . Everything work fine except that i don't have acces to my mozilla account on firefox . But everything work fine on win 10 on the others computers i have. https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/images/2025-09-23-08-17-52-460dab.png i uninstall and reinstall few time firefox but not change . https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/images/2025-09-23-08-19-48-15e59f.png dl and installed from offical mozilla link or microsoft store give the same bad result What i m doing wrong ? this is a know bug ?