1. Download the [latest z3 4.x release](https://github.com/Z3Prover/z3/releases/latest)(make sure to match your GHC architecture, in my case `z3-4.5.0-x64-win.zip`).
1. Download the [latest z3 4.x release](https://github.com/Z3Prover/z3/releases/latest)(make sure to match your GHC architecture, in my case `z3-4.5.0-x64-win.zip`).
2. Extract the zip somewhere (`c:\z3-4.5.0-x64-win`)
2. Extract the zip somewhere (`c:\z3-4.5.0-x64-win`)