After waking up from standby mode, my Lenovo X200 laptop cannot connect to known Wi-Fi networks (both at home and office).
It uses Intel WiFi Link 5100 AGN card and Microsoft's driver with Windows 10 Build 10586.36.
I try setting the 802.11n Change Width for band 2,4 to Auto.
It works!
 |
| Set 802.11n Chanel Width for band 2.4 to Auto |
Hope this will save you time if run into the same situation.
Be HAPPY!