How can I add a name to people that their photo has shown up in people exployer

Okay, got you.
You can add faces manually on a mobile device, here is what:

• Start Google Photos on your phone or tablet.
• Choose a photo with a person you want to add
• Select More at the top of the screen three-dot icon).
• Next, select People, and then the Edit option (looks like a pencil).

Once these steps are complete, please let me know so I can provide you with the rest of the instructions.

• Choose a person you want to tag below the Available to Add menu.
• Select the Add icon at the top right.
• Tap on Create.
• Finally, select Done to save changes.

Well done!
Is there anything else I can do for you today?