Hi there,
Hmmm.
So I went and grabbed this unit…
It’s a full Stack 
Serial Port output, after fresh compile with BSP 3.3.3(latest) , RadioLib 7.1.2.
Power ON
Xiao LED Test compiled on Jul 31 2025 at 21:49:25
// REV 5.4a - SX1262 Beacon Sender with TX Power Toggle
// Board: ESP32-S3 with SX1262 LoRa Module
Initializing SX1262 LoRa radio... SUCCESS!
TX Power set to 22 dBm
.........................
Compiler Output. (first 3 & last 20 ish")
FQBN: esp32:esp32:XIAO_ESP32S3
Using board 'XIAO_ESP32S3' from platform in folder: C:\Users\Dude\AppData\Local\Arduino15\packages\esp32\hardware\esp32\3.3.3
Using core 'esp32' from platform in folder: C:\Users\Dude\AppData\Local\Arduino15\packages\esp32\hardware\esp32\3.3.3
____EDIT_____
Connecting...
Connected to ESP32-S3 on COM4:
Chip type: ESP32-S3 (QFN56) (revision v0.2)
Features: Wi-Fi, BT 5 (LE), Dual Core + LP Core, 240MHz, Embedded PSRAM 8MB (AP_3v3)
Crystal frequency: 40MHz
USB mode: USB-Serial/JTAG
MAC: d8:3b:da:74:23:a0
Uploading stub flasher...
Running stub flasher...
Stub flasher running.
Changing baud rate to 921600...
Changed.
Configuring flash size...
Flash will be erased from 0x00000000 to 0x00004fff...
Flash will be erased from 0x00008000 to 0x00008fff...
Flash will be erased from 0x0000e000 to 0x0000ffff...
Flash will be erased from 0x00010000 to 0x00064fff...
Compressed 20224 bytes to 13060...
Writing at 0x00000000 [ ] 0.0% 0/13060 bytes...
Writing at 0x00004f00 [==============================] 100.0% 13060/13060 bytes...
Wrote 20224 bytes (13060 compressed) at 0x00000000 in 0.3 seconds (494.9 kbit/s).
Hash of data verified.
Compressed 3072 bytes to 146...
Writing at 0x00008000 [ ] 0.0% 0/146 bytes...
Writing at 0x00008c00 [==============================] 100.0% 146/146 bytes...
Wrote 3072 bytes (146 compressed) at 0x00008000 in 0.0 seconds (551.9 kbit/s).
Hash of data verified.
Compressed 8192 bytes to 47...
Writing at 0x0000e000 [ ] 0.0% 0/47 bytes...
Writing at 0x00010000 [==============================] 100.0% 47/47 bytes...
Wrote 8192 bytes (47 compressed) at 0x0000e000 in 0.1 seconds (695.2 kbit/s).
Hash of data verified.
Compressed 348112 bytes to 178881...
Writing at 0x00010000 [ ] 0.0% 0/178881 bytes...
Writing at 0x0001ba21 [=> ] 9.2% 16384/178881 bytes...
Writing at 0x0002ec92 [====> ] 18.3% 32768/178881 bytes...
Writing at 0x000349d4 [=======> ] 27.5% 49152/178881 bytes...
Writing at 0x0003a510 [=========> ] 36.6% 65536/178881 bytes...
Writing at 0x0003fd36 [============> ] 45.8% 81920/178881 bytes...
Writing at 0x0004575d [===============> ] 55.0% 98304/178881 bytes...
Writing at 0x0004aff6 [==================> ] 64.1% 114688/178881 bytes...
Writing at 0x00053bbb [====================> ] 73.3% 131072/178881 bytes...
Writing at 0x000598ad [=======================> ] 82.4% 147456/178881 bytes...
Writing at 0x0005f4ca [==========================> ] 91.6% 163840/178881 bytes...
Writing at 0x00064fd0 [==============================] 100.0% 178881/178881 bytes...
Wrote 348112 bytes (178881 compressed) at 0x00010000 in 2.5 seconds (1114.1 kbit/s).
Hash of data verified.
Hard resetting via RTS pin...
Works as Expected…
so I would check more it probably something between the keyboard and the Floor 
Can you show a picture of this device 