Formatting an SD card/Linux: Difference between revisions

Formatting an SD card/Linux (view source)

Revision as of 02:34, 19 November 2023

4,144 bytes added , 1 year ago

add cfdisk and parted instructions, not sure if we're adding gparted and kde partition editor yet

Doge 2

Approver

66

edits

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 {{warning|Before beginning these steps, copy all of your SD card's contents to a folder on your computer.}}
-{{warning|The commands in this guide are case-sensitive. Enter them exactly as written, or there may be unintended consequences.}}
+{{warning|The commands in this guide are case-sensitive. Enter them exactly as written, or there may be unintended consequences.}}<tabber>
+|-|fdisk=
+# Make sure your SD card is '''not''' inserted
+# Open a terminal window and type <code>watch lsblk</code>
+# Insert the SD card and watch for a new device appearing in lsblk
+# Observe the output for the new device. It should match something like this: {{#tag:syntaxhighlight|
+NAME        MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT
+mmcblk0     179:0    0   3,8G  0 disk
+└─mmcblk0p1 179:1    0   3,7G  0 part /run/media/user/FFFF-FFFF
+|lang=text}}
+# Take note of the name of the device that now appears. In our example above, it was <code>mmcblk0p1</code>, but it could show up as <code>sda</code> or <code>sdb</code>, if you use a USB adapter
+#* If <code>RO</code> is set to 1, make sure the lock switch is not slid down
+# Hit CTRL + C to exit the menu
+# Install the <code>fdisk</code> and <code>dosfstools</code> packages using your package manager of choice
+# Type <code>sudo fdisk /dev/<device name></code>
+# Enter <code>t</code> and then enter <code>0c</code>
+# Enter <code>a</code> and then <code>p</code> - observe the output, and make sure the device is now formatted correctly
+# If there are no issues, enter <code>w</code> - this will save changes and exit the fdisk prompt
+# Type <code>sudo mkfs.vfat /dev/<device name>1 -s 64</code> to reformat the new partition
+#* If the SD card is over 32GB in size, change </code>64</code> to <code>128</code>
+# Type <code>sudo eject /dev/<device name></code>, then remove and reinsert the SD card
+# Copy your data back onto the SD card
+|-|cfdisk=
+# Make sure your SD card is '''not''' inserted
+# Open a terminal window and type <code>watch lsblk</code>
+# Insert the SD card and watch for a new device appearing in lsblk
+# Observe the output for the new device. It should match something like this: {{#tag:syntaxhighlight|
+NAME        MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT
+mmcblk0     179:0    0   3,8G  0 disk
+└─mmcblk0p1 179:1    0   3,7G  0 part /run/media/user/FFFF-FFFF
+|lang=text}}
+# Take note of the name of the device that now appears. In our example above, it was <code>mmcblk0p1</code>, but it could show up as <code>sda</code> or <code>sdb</code>, if you use a USB adapter
+#* If <code>RO</code> is set to 1, make sure the lock switch is not slid down
+# Hit CTRL + C to exit the menu
+# Install the <code>cfdisk</code> and <code>dosfstools</code> packages using your package manager of choice
+# Type <code>sudo cfdisk /dev/<device name></code>
+# Choose the <code>Delete</code> option and delete any existing partitions
+# Choose the <code>New</code> option, keep partition size at the recommended size, and choose primary partition type
+# Choose the <code>Type</code> option, scroll up until you see <code>b W95 FAT32</code> and select it
+# Finally, choose the <code>Write</code> option. '''This will overwrite any existing data. You have been warned.'''
+# Choose the <code>Quit</code> option
+# Type <code>sudo eject /dev/<device name></code>, then remove and reinsert the SD card
+# Copy your data back onto the SD card
+|-|parted=
+# Make sure your SD card is '''not''' inserted
+# Open a terminal window and type <code>watch lsblk</code>
+# Insert the SD card and watch for a new device appearing in lsblk
+# Observe the output for the new device. It should match something like this: {{#tag:syntaxhighlight|
+NAME        MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT
+mmcblk0     179:0    0   3,8G  0 disk
+└─mmcblk0p1 179:1    0   3,7G  0 part /run/media/user/FFFF-FFFF
+|lang=text}}
+# Take note of the name of the device that now appears. In our example above, it was <code>mmcblk0p1</code>, but it could show up as <code>sda</code> or <code>sdb</code>, if you use a USB adapter
+#* If <code>RO</code> is set to 1, make sure the lock switch is not slid down
+# Hit CTRL + C to exit the menu
+# Install the <code>parted</code> and <code>dosfstools</code> packages using your package manager of choice
+# Type <code>sudo parted /dev/<device name> mklabel msdos</code>
+# Type <code>sudo parted -a opt /dev/<device name> mkpart primary fat32 0% 100%
+# Type <code>sudo eject /dev/<device name></code>, then remove and reinsert the SD card.
+# Copy your data back onto the SD card.
+</tabber>
 # Make sure your SD card is '''not''' inserted
 # Open a terminal window and type <code>watch lsblk</code>.