What does Apple recommend we do to protect our I phones

Keep them updated to the latest version of iOS. 14.8 was released today, so update.

Update your iPhone, iPad, or iPod touch - Apple Support

Also, password protect your phone. Do not jailbreak it. Turn on Two-Factor Authentication on your Apple ID.

Two-factor authentication for Apple ID - Apple Support

install the update

You must do the update yourself using the instructions in the links provided by IdrisSeabright.