When you install or use a Windows PC on a computer network, you may receive an error message for various reasons stating that the PC has been disconnected from the network and that network access is restricted.
How to Fix Limited WiFi Access in Windows 7
Starting with Windows 8, you may see this error message on the Windows Network screen after connecting to a local network via WiFi: Your connection is limited.
It can be sporadically caused by technical glitches, either with the Wi-Fi setup on the local device (more likely) or by issues with a local router (less likely, but possible, especially if more than one device is experiencing the same error at the same time). It can also be caused by outages or interruptions from the Internet Service Provider (very likely in some cases). Users can follow several procedures to restore their system to a normal working state:
Disconnect the WiFi connection on the Windows system and reconnect.