First of all Download the latest aria2c C:\cli\aria2c.cmd C:\cli\aria2c.conf C:\cli\aria2c.session C:\cli\*\aria2c.exe Put aria2c.exe in any sub-folder or the same folder as aria2c.cmd Run aria2c.cmd Use switches Switches /s Run aria2c without command line window /r Add aria2c to registry, so that aria2c will run at Windows startup /u Remove aria2c from registry, stop running aria2c at Windows startup