You can then write the backup to the stick again. The only drawback is that the image file is as large as the entire volume, not just as large as the sum of all the files. When flashing, all data is overwritten, so data backup is important! I used the USB Image Tool (for Windows), which creates a complete backup as an.
Then we connect the USB stick or the hard drive to the Raspberry (before we do a backup if necessary). But first, we have to update the package sources and the kernel: sudo apt-get update If you have already set up your operating system and now want to transfer it completely, there is an easy way to do this.
Method 1: Update the existing Raspberry Pi OS and transfer it to the SSD
