No more acces to public share

at a sudden moment i have no longer acces to the public share on my computer (Windows 11). I have still acces to my own share (particular). On another computer (windows 10) I have still access to the public share. Can anyone help please?

problem can be closed:
SMB 1.0/CIFS File Sharing Support has been disabled on Windows 10 Fall Creators Update version 1709 and higher and Windows 11.
now enabled