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4.12  Upgrade the extender 
Only laptop or desktop computer installed with a wireless adapter can upgrade the extender. 
Step 1  Go to www.tendacn.com, search for the product model, download the proper firmware 
version package to your local computer, and unzip it. 
Generally, the file format of an upgrade firmware is .bin. 
Step 2  Log in to the Web UI of the extender, and choose Administration. 
Step 3  Click Firmware Upgrade. 
Step 4  Upload the firmware you have unzipped. 
Step 5  Click OK to continue. 
---- End 
Wait until the progress bar completes.