@daveeI have added [ WiFi.end(); ] before disconnecting and setting up standard WiFi.I also automated everything, so that the WiFi automatically recon...

@zander I have added [ WiFi.end(); ] before disconnecting and setting up standard WiFi. I also automated everything, so that the WiFi automatically ...

I looked inside the SD library and related code, but I couldn't find any obvious code which could apply only to certain Arduinos pertaining to the SPI...

I succeeded in formatting the SD card to FAT16, but this did not resolve the issue, this remains with 'SD.begin(10)', please remember that I am using ...

The process actually fails here, and I am now using const int= 10; ### Fails here :- Serial.print("Initializing SD card..."); if(!SD.begin(1...

I guess that 'const int' is preferred, because that is the type being passed to the function SD.start();. I will try this tomorrow and thank you for y...

@will No, I haven't tried FAT16 yet. I don't have the possibility of doing that anyway. Unless you can suggest how I can format the SD cards FAT16.

@will Yes, my SD cards were formatted FAT32

*** Updated :- From [] A ) From Arduino Nano RP2040 Connect Schematic ( WAS SUBJECT TO ALTERATIONS ) [] B ) From Arduino Nano RP2040 Co...