Depending on the type of connection, the icon will either be a globe (sometimes with a “caution” sign over it) or several curved lines (Windows 10) or a stack of signal bars (Windows 8).
An airplane icon will appear to the left of the clock as long as airplane mode is enabled. To reconnect, return to the network connection and click Airplane mode again (Windows 10) or slide the “Airplane mode” switch to the Off position.
Windows 10 or 8: Press ⊞ Win+S to open the search bar, type control panel, and then click Control Panel in the search results. Windows 7, Vista, and XP: Click the Start menu and select Control Panel.
To re-enable the connection, right-click the connection and click Enable.
If you don’t see a network connection icon, click the up-arrow left of the clock to expand additional icons.
If you just want to disconnect from the network you’re connected to now, click Disconnect on that network. Be aware that depending on your settings, your PC may try reconnecting to the network (or other open networks) immediately. To re-enable the adapter, click your network icon again in the taskbar, then click the Wi-Fi button again. Depending on your settings, you may need to reconnect to your wireless network manually by clicking its name.
