Sometimes running an app as an administrator can fix the problem. If the issue is occurring due to administrative privileges, running Windows Fax and Scan as an administrator will fix it.
If you just connected the Scanner, make sure to install the driver. Windows 11/10 would usually find it and list it under Settings > Devices > Printers and Scanners. Make sure its status is online ...
The recently discovered Windows 11 24H2 eSCL bug is affecting printers, scanners and many network devices so Microsoft ...