SD Clean/Linux: Difference between revisions

From Hacks Guide Wiki
m (unfuck the crosslinks)
m (more assorted fixes, because i only ever notice issues one at a time for some reason)
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# Make sure your SD card is '''not''' inserted
# Make sure your SD card is '''not''' inserted
# Launch the linux terminal and type <code>wqatch lsblk</code>.
# Open a terminal window and type <code>watch lsblk</code>.
## Observe the output. It should match something like this: {{#tag:syntaxhighlight|
## Observe the output. It should match something like this: {{#tag:syntaxhighlight|
NAME        MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT
NAME        MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT
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└─mmcblk0p1 179:1    0  3,7G  0 part /run/media/user/FFFF-FFFF
└─mmcblk0p1 179:1    0  3,7G  0 part /run/media/user/FFFF-FFFF
|lang=text}}
|lang=text}}
# Take note of the device name. In our example above, it was <code>mmcblk0p1</code>
# Take note of the device name. In our example above, it was <code>mmcblk0p1</code>.
#* If <code>RO</code> is set to 1, make sure the lock switch is not slid down
#* If <code>RO</code> is set to 1, make sure the lock switch is not slid down.
# Hit CTRL + C to exit the menu
# Hit CTRL + C to exit the menu.
# For each partition of the disk, type <code>umount /dev/sdXi</code>.
# For each partition of the disk, type <code>umount /dev/<device name>i</code>.
#* Replace <code>i</code> with the partition number you are unmounting.
#* Replace <code>i</code> with the partition number you are unmounting.
# Type <code>fdisk <disk label></code>.
# Type <code>fdisk /dev/<device name></code>.
# Type <code>o</code>, then type <code>n</code> and press ENTER on all prompts.
# Type <code>o</code>, then type <code>n</code> and press ENTER on all prompts.
#* If it asks whether to remove a VFAT signature, choose to remove it.
#* If it asks whether to remove a VFAT signature, choose to remove it.
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# Type <code>a</code> and then <code>p</code>. Observe the output and make sure the device is now formatted correctly.
# Type <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, type <code>w</code>. This will save changes and exit the fdisk prompt.  
# If there are no issues, type <code>w</code>. This will save changes and exit the fdisk prompt.  
# Type <code>sudo mkfs.vfat /dev/sdX1 -s 64</code> to reformat the new partition.
# Type <code>sudo mkfs.vfat /dev/(device name) -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>.
#* If the SD card is over 32GB in size, change </code>64</code> to <code>128</code>.
# Type <code>sudo eject (device name)</code>, then remove and reinsert the SD card.
# Type <code>sudo eject /dev/(device name)</code>, then remove and reinsert the SD card.
# Copy your data back onto the SD card.
# Copy your data back onto the SD card.