If you haven’t yet licensed the E90/E92/E93 M3 Binary Modification Tool, follow the instructions found here

Make sure your tool is licensed and functioning correctly before purchasing a remap 🙂

Load your licensed binary into the Binary Modification Tool as usual.

Select ‘Actions’ > ‘Purchase / Activate Remap’.

Follow the instructions in the new window ensuring each step is followed correctly.

After receiving your license, apply the key as detailed previously. If the activation is successful the application will restart.

Reload your binary and tick the ‘Apply Remap Parameters’ box, then ‘Apply Changes’ then write out your changes as normal.