See the button in your wallet.
Select mining; select solo; push start button.
cpuminer-sse2.exe --algo yespower --param-n 2048 --param-r 32 --param-key "Magpies are birds of the Corvidae family." -o stratum+tcp://yourpool.xxx:6244 -u 'your address here'.rig1 -p c=MGPC