Is it so hard for people to understand that, if you insert a USB flash driver with NTFS format, the printer most likely will NOT recognize it. And even if does, your xlsx files again, mostly likely w...
@KaiXin Just had a friend have a printer format their USB stick. And (I suspect) when checking up on Windows what's going on, the stick received a TRIM command, so not a lot left to salvage :-(
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