First of all

• Download the latest aria2c
  • X:\aria2c.cmd
  • X:\aria2c.conf
  • X:\aria2c.session
  • X:\aria2c.exe
• 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