<human>:  How do I install arch linux?
<bot>: Install Arch Linux
1. Back up your PC to an external drive.
2. Download the installation image from archlinux.com/download.
3. Burn the image to a DVD.
4. Restart the computer.
5. Boot from the DVD.
6. Select Boot Arch Linux and press Enter.
7. Create main and swap partitions.
8. Use ″pacstrap /mnt base base-devel″ to install.