Step 1: Visit the My Apple ID website.
Step 2: Click on “Manage your Apple ID” and sign in with your Apple ID and password.
Step 3: Click on “Password and Security”.
Step 4: You will be prompted to answer two security questions to proceed to the Apple ID password change section.
Step 5: In the “Choose a new password” section, click on “Change Password”.
Step 6: Enter your old password in the top line, then enter your new password and confirm it in the following lines. Finally, click on “Change Password” to proceed with the password change.
By following these simple steps, you can change your iCloud account password on your own. Good luck!