Many a times, while connecting to a wireless device it is not shown in Windows as a list of available devices. In fact, the status of Network and sharing center in the Notification Area shows it to be disabled. While troubleshooting, the error which is shown says that Wireless Capability Turned Off.
In such cases it can not be enabled by Non-Administrator accounts. To resolve such issues follow the methods listed below:
First, run the Network troubleshooter and see if it can detect and fix the problem. Right-click the network icon in the notification area, and then clicking Troubleshoot problems. This will open the Network Troubleshooter or Windows Network Diagnostics tool.
If it does not help try any of these methods.
Do the following:
1. Click Start, type network and sharing center in the Start search box and hit Enter.
2. Click Change adapter settings.
3. Right-click the connection and select Enable.
By introducing the most recent driver for the remote system connector got from the producer a greater part of association issues inside Windows 7 have been unraveled. Download and introduce the Windows 7 good drivers for bolster website of maker of your portable PC and check if the issue gets altered
Method 4 :
To enable the wireless adapter go to the admin account by enabling it and there run the network troubleshooter and see if it can fix the problem.
To enable Admin account in Windows 7 : Go to command (elevated) and execute command