Open Safari and click Preferences. Select Passwords from the tab at the top. You'll need to enter your Mac password or use touch ID to access your passwords. You can now click on any website on the list to show its stored password.
Select the one you would like to delete and click on Remove. If you wish to delete multiple passwords then hold the command key, select the passwords you wish to delete, and click Remove.
Change the login password on Mac
How to Find Passwords on Your Mac (Old Way)
Use the Reset Password assistant In the Terminal window, type resetpassword , then press Return to open the Reset Password assistant. If you're asked to select an admin user you know the password for, click “Forgot all passwords?”. At the Reset Password window, click Deactivate Mac, then click Deactivate to confirm.
Right-click the image. Alternatively, hold down Control and then click the photo to open a drop-down menu. If you have a laptop or trackpad, you can click or tap with two fingers for a right-click, or secondary click. Select Save image as in the menu.
Save an episode to your library
Save documents Many apps on your Mac save your documents automatically while you work. You can save a document at any time. Save a document: In a document, choose File > Save, enter a name, choose where to save the document (to show more locations, click the down arrow button ), then click Save.
Unlike most computer accounts, Mac doesn't have a default admin password. The admin name and password are entered during the initial setup. If you didn't do this on your own, or it was done for you, it's best to ask the person who did. Most of the time, users already have admin accounts without realizing it.
Set a firmware password on your Mac
Reset using another admin account
Yes, you can log in without a password if you have Automatic Login enabled on your Mac: go to System Preferences > Users & Groups. Click the Lock to make changes and go to Login Options. Click 'Automatic Login' and choose the account you want to log into without a password.
An administrator may add a hint or reset the password of other users.
Insert the bootable DVD into the Mac and restart or start the computer. Boot the disk by holding down the “C” key at system start. Select your language preferences and then under the “Utilities” menu select “Password Reset” (it may say “Reset Password” instead, depends on the version of Mac OS X)
In the Notes app on your Mac, select the note you want to lock. Click the Lock button , choose Lock Note, then enter the password. (You can also use Touch ID on your Mac or Magic Keyboard, or use your Apple Watch.)