There are sketches for long distance communication experiments with various XIAOs.I think these will work with any master/slave combination.
If you are interested, please use them.
SX1262_XIAOs_P2P_MasterSlave.zip (46.2 KB)
Using the “Wio-SX1262 for XIAO” to easily build LoRa point-to-point communication with various XIAOs
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