Sending Strings from NRF24L01 to app
nRF Connect is for Bluetooth LE devices, the nRF24L01+ is really not a Bluetooth Low Energy transceiver.
The best the nRF24L01+ can do is make a few Bluetooth LE advertisements but that's very finicky. Here's a long description how: https://dmitry.gr/index.php?r=05.Projects&amp;proj=15&amp;proj=11.%20Bluetooth%20LE%20fakery