If you do not wish for others to be able to see your number appear on their caller ID display when placing a call from your Apple iPhone, you can disable it. Just follow these steps.
From the Home screen select “Settings“.
Saving your passwords on your browser is not the safest thing to do. But, some may do it anyway since the passwords they save are for junk accounts or other accounts that aren’t considered important.
If you ever want to manage those saved passwords or want to make sure that you didn’t accidentally save any passwords for an important account, it’s a good idea to take a look from time to time.