Apply to Windows 10, 7, 8, 8.1, XP & Vista. The computer will delete the contents of your SD card and format it. If you're asked to format the disk when you plug in external device like USB flash drive, SD card, try solutions here. A message will appear asking, “ Are you sure you want to erase the partition “?” Click.Click the tab in the middle of the window.It’ll be named something like NO NAME or UNTITLED. Find the SD card in the left side of the window.Type “disk utility” in the search box that opens, then click on the Disk Utility application that comes up. To do this, click on the magnifying glass in the top-right corner of your computer screen. For the steps below you will need to have the microSD card inserted in the cameras microSD slot. In this case, we'd recommend either upgrading your OS to 10.6.6 or later, or using an SD card that's already formatted to MS-DOS (FAT) or FAT32 to complete the below steps. Please check the camera specifications to determine the maximum SD card storage capacity supported. This means that you won't be able to format or use exFAT card on your computer. Also note – Mac OS 10.6.5 or earlier does not support exFAT format, which most 64 GB SD cards are formatted to.Connect the SD card adapter to your computer by using an external card reader. The D: is labeled (in Windows) as a 'removable disk' and the E: is 'SDHC. When I plug the SD card into my laptop (with an adapter) it shows up as D: and E: and always pops up a warning that the D: needs to be formatted before it can be used. Note – If you’re using a Micro SD card, please insert the Micro SD card into the SD card adapter that came with card (if applicable). I have a 32gb microSD card that I am trying to format and image with Retropie for a RB 1 B+.Formatting the SD card deletes all the data off of the card. Save all the files from your SD card that you want to keep to your computer before moving to step 2.
Connect the SD card to your computer by using an external card reader.