Darla, just other users here, but have you tried this?
Remove a device from Find My iPhone on iCloud.com
If you are no longer using an iPhone, iPad, iPod touch, Mac, Apple Watch or AirPods, you can remove them in Find My iPhone on iCloud.com. When you remove a device, it is removed from your Devices list and Activation Lock is turned off.
To sign in to Find My iPhone, go to icloud.com/find.
Remove a device
- Remove an iPhone, iPad or iPod touch: on the device, do one of the following:
- iOS 13, iPadOS 13 or later: go to Settings > [your name] > Find My, then turn off Find My [device]. Enter your Apple ID password, then tap Turn Off.
- iOS 12 or earlier: go to Settings > [your name] > iCloud, then turn off Find My [device]. Enter your Apple ID password, then tap Turn Off.
- Remove a Mac: on the Mac, choose Apple menu
> System Preferences, then do one of the following:- macOS Catalina 10.15 or later: click Apple ID, click iCloud, then deselect Find My Mac. Enter your Apple ID password, then click Continue.
- macOS 10.14 or earlier: click iCloud, then deselect Find My Mac. Enter your Apple ID password, then click Continue.
- Remove an Apple Watch or AirPods: turn off Apple Watch or put AirPods in their case. Then, in Find My iPhone on iCloud.com, click All Devices, select offline device and click Remove from Account.
- To prevent an Apple Watch or AirPods from reappearing, unpair them in Bluetooth Settings on all your devices.
Note: You can also remove your iPhone, iPad, iPod touch or Mac by turning off iCloud completely on that device. Turning off iCloud turns off all iCloud features on the device.
Remove a device you gave away or sold
If you no longer have an iPhone, iPad, iPod touch, Mac or Apple Watch, you need to remotely erase it before you can remove it from your account.