Check the documentation
The GNU Make manual is available from:
Use the Windows Build Tools support channels
The xPack Windows Build Tools is only a binary distribution of the standard source code GNU Make, and does not intend to add new functionality, or to fix existing problems.
If you have problems related to the current GNU Make functionality, please use the official support channels.
Check the FAQ
Check the FAQ for similar problems.
Check the GitHub Discussions
Check the GitHub Discussions for similar problems.
Check the GitHub Issues
Check the GitHub Issues tracker for similar problems.
Ask questions in GitHub Discussions
If you still could not find a solution, if you have interesting use cases, if you have custom configurations, and generally if you have any experience that you want to share with others, use the GitHub Discussions, and enter a New discussion in the Q&A category.
Register a new support ticket only if necessary
If you are convinced that you identified a bug related to the binary distribution, not GNU Make itself (if you have doubts, use the GitHub Discussions), or you have a pertinent suggestion how to enhance the xPack Windows Build Tools distribution, register a New Issue in the GitHub Issues tracker.
Use of private e-mail
Sending private messages will be automatically replied with a link to this page. The reason for this rude behaviour is simply an attempt to use the time more efficiently; since discussions are archived, other people having similar problems might benefit from the answers.