When we change the WiFi password, if it is WIN10 system, previously connected to the WiFi, the password will not be connected after the change, the reason when we changed the WiFi password, if it is the WIN10 system, previously connected to WiFi, the password will not be connected after the change, because the previous connection , remember the password, will use the previous password to connect, obviously is not connected, know the reason to know how to solve, clear the password can be saved before, can win10 this clear remember the WiFi password is more hidden.
1) Click on the Start menu in the bottom left corner and click "Settings".
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2) then click "Network and Internet",
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3) Click "Wi-Fi" on the left, then "manage known networks",
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4) Tap the name of the WiFi you want to clear, and click "Forget" in the drop-down menu.
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5) At this point, the saved WiFi password has been cleared, and re-enter the password again.
Extended
You can left-click the Wireless network icon in the lower-right corner, and then tap Network and Internet settings, and other actions are the same as "3".
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Win10-to clear your saved WiFi password