<li><translate><!--T:50--> Wait for the format to finish</translate></li>
<li><translate><!--T:50--> Wait for the format to finish</translate></li>
<li><translate><!--T:51--> Click "OK"</translate></li>{{info|<translate nowrap><!--T:52--> Your SD card will be formatted to exFAT at this point. The following steps will format it to FAT32.</translate>}}
<li><translate><!--T:51--> Click "OK"</translate></li>{{info|<translate nowrap><!--T:52--> '''You're not done yet!''' Your SD card will be formatted to exFAT at this point. The following steps will format it to FAT32.</translate>}}
<li><translate><!--T:53--> Close SD Card Formatter</translate></li>
<li><translate><!--T:53--> Close SD Card Formatter</translate></li>
<li><translate><!--T:24--> Run <code>guiformat.exe</code></translate></li>
<li><translate><!--T:24--> Run <code>guiformat.exe</code></translate></li>
Revision as of 00:22, 13 March 2024
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This is an add-on section for formatting an SD card to FAT32.
This page is for Windows users only. If you are not on Windows, check out the Linux or Mac pages.
If the SD card has any files and folders on it, copy everything to a folder on your computer
Run SD Card Formatter Setup (the .exe file) in the downloaded .zip file with Administrator privileges, then install the program
Run SD Card Formatter from the Start Menu
Select your SD card’s drive letter for "Select card"
Make sure you choose the correct drive letter, otherwise you might accidentally erase the wrong drive!
Ensure that "Quick Format" is selected
Click "Format"
Click "OK"
Wait for the format to finish
Click "OK"
You're not done yet! Your SD card will be formatted to exFAT at this point. The following steps will format it to FAT32.
Close SD Card Formatter
Run guiformat.exe
Select your SD card’s drive letter for "Drive"
Make sure you choose the correct drive letter, otherwise you might accidentally erase the wrong drive!
Select a size for "Allocation unit size"
If the SD card is 64GB, choose 32768
If the SD card is larger than 64GB, choose 65536
Ensure that "Quick Format" is selected
Click "Start"
Click "OK"
Wait for the format to finish
Click "Close"
If the SD card had any files and folders on it before the format, copy everything back from your computer
Common errors with guiformat
Failed to open device: GetLastError()=32
Close everything that may be using the SD card, such as any File Explorer windows. If it does not resolve the issue, try formatting the card to NTFS, then run GUIFormat again.
GetLastError()=1117
Your SD card write-protection switch may be enabled. The lock must be flipped upwards to allow writing to the SD card (including formatting).
