How to Change Your iCloud Password Step by Step on iPhone and iPad

Open the Settings app on your iPhone or iPad.

Tap your Apple ID name displayed at the top of the screen.

From the list, select Password & Security to continue.

Now tap on the Change Password option.

Enter your device passcode to verify your identity.

Type a new strong iCloud password in the given field.

Re-enter the new password again to confirm it.

Finally, tap Change to update your iCloud password successfully.