For servers without Bukkit
- Stop your Minecraft server.
- Download the updated .jar file from: http://www.minecraft.net/download
- Rename the updated .jar file to minecraft_server.jar
- Upload the new .jar file to the server using the file manager or FTP.
- Start your Minecraft server.
For servers with Bukkit installed
- Stop your Minecraft server.
- Download the updated .jar file from: http://dl.bukkit.org/downloads/craftbukkit
- In the file name replace "-" with "_" so that it will work with our command line builder.
- Upload the new .jar file to the server using the file manager or FTP.
- Login to the control panel > click on game servers > click on your game server ip > click on "Command Line Changer" > edit the bukkit command line and replace the old .jar filename with the new .jar filename > save the command line.
- Start your Minecraft server.