How to update your iphone to ios16?

Before you start the update, back up your data so that you don't lose anything.

Step 1: Go to Settings of your iphone and then head to general

Step 2: Now tap on software update & click on the upgrade to ios 16 at the bottom of screen.

Step 3: Now, Download & install ios 16, once installed, you can access the focus mode, or set up new lock screen.