how to unlock wifi network connection, wifi won't accept my password.

Hello hilsenberg,
Thanks for reaching out to the Apple Support Communities. I understand you've had some trouble connecting to your Wi-Fi network with your password, and I have some information that may help.

Have a look at the article below for some helpful troubleshooting steps.
​If your iPhone, iPad, or iPod touch won’t connect to a Wi-Fi network - Apple Support
If you run into any trouble, please reach out again.
​Best Regards.