on my 2010 iMac 10.6.8
Processor Speed: 3.06 GHz
Number Of Processors: 1
Total Number Of Cores: 2
L2 Cache (per core): 256 KB
L3 Cache: 4 MB
Memory: 4 GB
Processor Interconnect Speed: 5.86 GT/s
Boot ROM Version: IM112.0057.B00
hard drive capacity 500GB
SMC Version (system): 1.64f5with Snow Leopard, it tells me: you cannot install it from this hard drive, after copying it to my huge external drive got the same announcement on the screen...
what can be wrong? Bought installation file on EBay and downloaded it from seller's google drive...