The standard version of windows 7 is only supplied with a single upgrade licence
If you are considering in upgrading windows 7 on multiple machines then you would be best off purchasing the windows 7 family pack, as this enables you to upgrade to the home prmium edition on up to 3 computers.
If you require windows 7 to run on your computer – check for compatibility below:
- 1 gigahertz (GHz) or faster 32-bit (x86) – or 64-bit (x64) processor
- 1 gigabyte (GB) RAM (32-bit) or – 2 GB RAM (64-bit)
- 16 GB Hard disk space (32-bit) or – 20 GB (64-bit)
- DirectX 9 graphics with WDDM 1.0 or – higher driver