Close the discovery button in the upper right corner of Edge

Close the discovery button in the upper right corner of Edge

1. Open the registry. (win+R enter regedit)
2. Enter HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Edge (if not, see below)
3. Double-click HubsSidebarEnabled and modify the numerical data to 0

If there is no Edge item (folder) , create a new Edge item, and then create a new DWORD (32-bit) value HubsSidebarEnabled on the right, with the numerical data being 0

Restart the computer