Windows 

• Select Start menu in your taskbar at the bottom left of your screen. 
• Go to Settings and then Network & Internet. 
• Select Wi-Fi on the left menu, then select Manage known networks. 
• Select the network you want to remove, then click Forget. 
• Now, try reconnecting to wi-fi by re-entering your username and password. 

iOS 

• Open Settings, then select Wi-Fi. 
• Tap the information (i) icon to the right of the network you want to remove. 
• Tap Forget This Network. 
• Tap Forget to confirm. 
• Now, try reconnecting to wi-fi by re-entering your username and password. 

Android 

• Open Settings, then select Wi-Fi. 
• Tap and hold the network you want to remove, then select Forget network. 
• Now, try reconnecting to wi-fi by re-entering your username and password.