Some background info: Flash Size: 4 MB SPIFFS Flash: 1.5MB Uploaded SPIFF .bin size: 1.3MB I use MKSPIFFS to generate the .bin file using the following: -b 4096 -s 0x13D620 -p 256 i.e. 4096 block, 1.3mb, 256 page I have been able to fetch a SPIFFS .bin file with HttpUpdate updateSPIFFS (from [here])...