You are not authorized to access xxxx in Windows 7. Contact the network administrator to request access permissions. In the network technology, open the network neighbors → local connection → properties, "check if Microsoft Network files and printers are installed". If not, install Microsoft Network files or printers; control Panel → Administrative Tools → local security policies → Local Policies → user rights assignment, add a guest account to "Access this computer from the network, "Deny access to this computer from the network" and delete the guest account; my computer → tools → Folder Options → view → remove the check box before "use simple file sharing (recommended; choose Control Panel> Administrative Tools> Local Security Policy> Local Policy> security options, and set "network access: the sharing and security mode of the local account is set to "Guest only-Identity Authentication for guests from the local user" (Optional). This setting removes the dialog box requiring a password for access, it can also be set to "classic-Local User Authentication"); www.2cto.com right-click "my computer" → "attribute" → "computer name ", check whether the name of your LAN workgroup is displayed on this tab, such as "workgroup. Click the "Network ID" button to start the "Network ID wizard": click "Next" and select "the local machine is part of the commercial network and connected to other working computers "; click "Next", select "company uses networks without domains", click "Next", and enter the name of the Working Group of your LAN, such as "work ", click "Next" again, and then click "finish" to complete the settings. Finally, check whether the GUEST user is activated in user and group management, and modify the registry, hkey_local_machine/system/currentcontrolset/control/lsa/restrictanonymous value is set to 0. Restart your computer and you will be able to access it. Step by step, you can access it with full configuration. Author: fox6900141