Fedora 安装


1. Download ISO image. 
2. Identify the name of your USB device partition. Then run the following command replacing sdX with the name of your USB, e.g sdb.
$sudo dd if=/path/to/image.iso of=/dev/sdX bs=8M status=progress oflag=direct
3. Wait until the command completes then proceed to boot your system from USB stick.


1. sudo dnf upgrade --refresh
2. sudo dnf install dnf-plugin-system-upgrade
3. sudo dnf system-upgrade download --releasever=32
Download complete! Use 'dnf system-upgrade reboot' to start the upgrade.
To remove cached metadata and transaction use 'dnf system-upgrade clean'
The downloaded packages were saved in cache until the next successful transaction.
You can remove cached packages by executing 'dnf clean packages'.


sudo mv fedora-updates.repo fedora-updates.repo.back
sudo mv fedora.repo fedora.repo.back
wget -O /etc/yum.repos.d/fedora.repo http://mirrors.aliyun.com/repo/fedora.repo
sudo wget -O /etc/yum.repos.d/fedora.repo http://mirrors.aliyun.com/repo/fedora.repo
sudo wget -O /etc/yum.repos.d/fedora-updates.repo http://mirrors.aliyun.com/repo/fedora-updates.repo
sudo yum makecache