Apple took away SMB and AFP support for many NAS. You are reduced to using CIFS for MCH or you may be able to force a SMB change on Monterey by terminal commands.
#### Connect using macOS (CIFS)
- The Common Internet File System (CIFS) tag must be used for connecting to the Public Share on macOS
- The connection must be made as the macOS Guest user
| cifs://guest:guest@MYCLOUD-XXXXX/Public | CORRECT |
| cifs://guest:guest@/Public | CORRECT |
|afp://guest:guest@MYCLOUD-XXXXX/Public| INCORRECT |
|afp://guest:guest@/Public| INCORRECT |
|//MYCLOUD-XXXXX/Public| INCORRECT |
|///Public| INCORRECT |