Echo. Cannot activate have put in wifi network and password can you help?

https://www.google.com/search?q=How+to+connect+my.+Echo+dot+to+wifi

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you can connect it to your wifi network and input your wifi password

I assume you mean Amazon Echo - which version?
Do you know the network name and the WiFi password for your Wifi?

Support here with setup and troubleshooting

https://www.amazon.com/gp/help/customer/display.html?nodeId=201399130

• Plug your Echo Dot into a power outlet.
• Open the Alexa app.

Saving Your Wi-Fi Passwords to Amazon FAQs.

Optional - Connect to a public network: Enter any required information if you are connecting to a public network that requires a web browser to sign in, like a school or hotel. The information could be a pre-shared password, room number, or just a button to accept conditions for using the network. This information cannot be saved to Amazon. Contact the network owner for more information.

Select Connect. After your device connects to your Wi-Fi network, a confirmation message appears in the app. You're now ready to use Alexa.

this is a WiFi problem error, all you have to do is to fix your wireless router to work with echo device. either you just updated the wireless router password recently, just update the password in Alexa app also the problem can be because of unsupported network frequencies. For full resolution on this issue visit this link https://echoalexasupport.com/troubleshoots/echo-wifi-issues

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