In order for you to play IdleOn - The Idle MMO on Windows with minimal graphics settings, your computer must meet the following requirements
OS *:
Windows 7+
Processor (CPU):
An Intel Pentium 4 processor or later that's SSE3 capable
Memory (RAM):
2 GB RAM
Graphics Card:
Hardware Accelerated Graphics with dedicated memory
Network:
Broadband Internet connection
Storage:
1 GB available space
Sound Card:
Anything capable of producing sound.