Hello Kameliajaan,
The Relevant Article you've viewed above is a great resource, and we'd like to share another that may help. Get started with the guidance listed here: Find people and share your location with Find My
"Share your location
When Share My Location is turned on, you can share your location with friends, family, and contacts from your iPhone, iPad, or iPod touch with Find My. You can also share your location in the Find People app on watchOS 6 or later with Apple Watch models that have GPS and cellular and are paired with your iPhone.
If you already set up Family Sharing and use Location Sharing, your family members automatically appear in Find My.
You can also share your location in Messages
Share with people
1.Open the Find My app and select the People tab.
2.Tap the Add button .
3.Select Share My Location.
4.Enter the name or phone number of the person that you want to share your location with.
5.Select Send.
6.Choose to share your location for One Hour, Until End of Day, or Share Indefinitely.
When you share your location with someone, they have the option to share their location back."
Should these steps not describe or resolve your issue, please share additional details about what you're experiencing. For example, what behavior do you see when attempting to share your own location? If you see an error or alert share the exact text.
Regards.