Apple’s iPhone has a built-in password protection system that you can use to protect your data. To set up your iPhone’s password protection, follow these steps:

  1. Open the Settings app and select General.
  2. Scroll down and select Security.
  3. Toggle on the Password Protection option.
  4. Enter your desired password in the Password field and click OK.
  5. The iPhone will now require you to enter a new password every time you want to access your data again.