How to stop Chrome’s "Google Chrome wants to use your confidential information stored in your keychain." question?
That is many questions all in one. In order to manage our search engine, we prefer to have 1 question at the time.


  1) I'd prefer Chrome to save the credentials in its own storage,
  instead sharing one with Safari. 2) If not, I'd rather it to not ask
  me about that. 3) Failing that, it should at least give me the right
  credentials.


To prevent the pop up is done with granting the Access Control in the key-chain.

Here is a sample:

Open the relevant key chain item and click on access control.



Add and allow Google Chrome to use it.