Quote from: DaMut on December 21, 2017, 12:01:19 PM

it should be like this :

Quote

Signing a Message
Step 1 -
First of all login to your wallet and click Settings Tab on your left navigation bar.

Step 2 -
Click on Addresses under Settings Tab, Once you did you will see your address section in the center of the page.

Step 3 -
Now, Click on Manage Addresses infront of Imported Addresses section.

Step 4 -
You will see all your addresses associated with your wallet. Simply click on More Options on the right side.

Step 5 -
Click Sign Message and you are done!

for more information you can go here :
https://forum.bitcoin.com/technical-support/how-to-sign-verify-message-in-new-blockchain-wallet-t9736.html

I have seen this but there is no Adress section in Settings tab.. For real.. Are you using this wallet?