@michaeljway154,
"...cannot install local router cuz my system is windows 7 32-bit..."
There's a Windows 32 bit version of the Local Autorouter:
[https://easyeda.com/page/download](https://easyeda.com/page/download)<br>
<br>
[https://image.easyeda.com/files/easyeda-windows-ia32-6.5.1.exe](https://image.easyeda.com/files/easyeda-windows-ia32-6.5.1.exe)<br>
<br>
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