Cloning SD cards notes

# Creating the Backup
1. Download 'win32diskimager'
2. install it
3. run it

In the imager:
1. click the folder icon
2. select a folder to create the image in
3. type an image name

Then:
1. click the 'Read' button

Be patient this will take a good while depending on SD card size and speed.

## Shrinking Image size with PiShsrink

### Installation
#### Windows preperation
1. Install WLS 2 on windows using this command:

```powershell
wls --install
```

2. Go to the microsoft store and install 'Ubuntu' and 'windows terminal'
3. Launch ubuntu and follow the prompts
4. it will ask you to restart do it
5. Upon restart you should see a terminal pop up that installs ubuntu (if not start ubuntu app or open an ubuntu shell in 'windows teminal' by right clicking the new tab
#### Pishrink
1. Go to 'https://github.com/Drewsif/PiShrink' and donwload the script
2. Extract it
3. Copy paste the contents to the image directory (the folder you saved the image file in)
4. Open an ubuntu shell using the windows terminal
5. type the following commands
```bash
sudo apt update
sudo apt install parted
```

#### Usage
1. Launch a new ubuntu shell
2. cd to the directory of your image and pishrink files (my case external drive e:)
3. Type the following commands
```bash
cd ./
cd mnt
cd e/ #your drive letter
ls #view the folders
cd 'Mainsail sd clone' #your image containing folder
```
Your directory should now be:
```bash
user@desktop-a35sdf:/mnt/e/mainsail sd clone
```
4. Now run this command:
```bash
sudo ./ pishrink.sh image_file_name.img
```
Let the script do its thing and don't close the terminal, restart the computer or remove the drive

When done you should see a message stating the following:
`pishrink.sh: Shrunk image_file_name.img fom 60G to 7.6G`

## Restoration

1. Get a fresh SD card that's the same capacity or more
2. Format it to fat32 (for Nintendo switch use guiformat tool)
3. Boot win32diskimager
4. Select the image file
5. Select the new SD card drive
6. Click write

Be patient.

# Do not remove the SD when imager or script is running
# Make sure the PC is plugged in before you attempt this and charged above 70%
# Do not format the SD when the system asks
# Do not power off the PC

==Source:== https://www.youtube.com/watch?v=77vOeofG0Kg