If your SD card or USB drive is full or if you can't read the content of the drive, but the drive is recognized by windows, most often all you need to do is to format the drive. However, 8-16 GB is more than enough for most use cases, as a G-code file rarely exceeds 100 MB. Be careful when using such programs so you do not accidentally format the wrong storage media, like your hard drive. To format such a drive you need a third-party application, like Rufus, FAT32 format, or EaseUS Partition Master. Select the non-indented entry, you will see Media in the name. Click View in the upper left and select Show All Devices. There are similar limitations under various versions of Apple's OSx, where a third-party application must be used to format it correctly. To open Disk Utility - Open Finder > Applications > Utilities > Disk Utility. It will only provide the option for exFAT, which is currently not supported by our printers. There is no upper size limit on compatible storage media, but the built-in Windows formatting tool does not support formatting storage media from a size of 32 GB or more to FAT32. In case it is locked, you will not be able to save files on the card, and the printer will not be able to open the SD card. Before using your SD card, make sure that the latch is not set to the Locked position. Select the USB flash drive and click Erase. Search for Disk Utility in Launchpad and open it.

Therefore, we have put together a small guide on how to maintain, format, and purchase memory for your Original Prusa printer. Instructions for Mac OS: Connect the USB2.0 flash drive (4GB - 32GB) to the Mac OS X computer. Though common and convenient, flash memory is not the most reliable in itself and your storage can be corrupted or fill up without any obvious signs. Now, instead of having a full capacity of my drive, I get a 6 GB. I initially used it to make a bootable drive. Initially, the capacity was 256 GB and I reformatted it to ExFAT and still, it was showing a capacity of 256 GB. As there are ways of remotely transferring files and starting prints, an SD card or USB flash drive is the most common and reliable way to get your files to your machine. How to reformat a usb drive to its full capacity I bought a (genuine) 256 GB USB drive from Sandisk.

Reformat flash drive mac