Advice on tracking a lost iPhone using Find My and Family Sharing

Grandma keeps losing her phone. Advice needed pls.

AI provided the below. Can someone here confirm it then might anyone have any other suggestions? Thank you

Step 1: Turn on Location Sharing on Her iPhone

First, you must ensure her phone is configured to share its location with family members.

1. Open the Settings app on your mother's iPhone.
2. Tap her Name / Apple ID at the very top of the screen.
3. Tap Find My.
4. Ensure Share My Location is toggled ON (green).
5. Tap Find My iPhone at the top of that same screen and verify that Find My iPhone, Find My network, and Send Last Location are all toggled ON.

Step 2: Add Her to Your Apple Family Sharing Group

You can invite her to your family group using your own iPhone.

1. Open the Settings app on your iPhone.
2. Tap your Name / Apple ID at the top.
3. Tap Family Sharing, then tap the Add Member icon in the top right corner.
4. Select Invite Others and choose Messages or Mail to send her an invitation link, or select Invite in Person to let her type her Apple ID and password directly into your phone.
5. On your mother's iPhone, open the message or email invitation and tap Accept.

Step 3: Enable Location Tracking Between Devices

Once she is in your family group, you need to authorize the tracking link.

1. On your mother's iPhone, open the Find My app.
2. Tap the People tab at the bottom left.
3. Tap your name from the list.
4. Scroll down and tap Share My Location or Resume Location Sharing.
5. On your own iPhone, open the Find My app, go to the Devices or People tab, and her iPhone will now appear on your live map.