# Changes - This release addresses... (primary fix/change) - - # Update Instructions ### General - Always follow [these update instructions](https://github.com/PTMagicians/PTMagic/wiki/Updating-PT-Magic) when updating to a new version of PT Magic. - PTMagic 2.1 only works with Profit Trailer v2.2. ### .Net - You must upgrade .Net runtime on your operating system to version 2.1.7 at https://dotnet.microsoft.com/download/thank-you/dotnet-runtime-2.1.7-windows-hosting-bundle-installer ### IMPORTANT - REQUIRED settings changes - - See the default settings included in the release for an example. - If you are updating from an older version of PTMagic, check prior recent releases for other required settings changes.