Revise technical support guide for Partner Center

[garrettduchesne]

Updated the technical support documentation for the Partner Center dashboard (HDC), explaining how to use the new Engage Center for submitting a support request.

[prmerger-automator]

@garrettduchesne : Thanks for your contribution! The author(s) and reviewer(s) have been notified to review your proposed change.

[learn-build-service-prod]

Learn Build status updates of commit 6585f03:

⚠️ Validation status: warnings

File	Status	Preview URL	Details
windows-driver-docs-pr/dashboard/technical-support.md	⚠️Warning		Details

windows-driver-docs-pr/dashboard/technical-support.md

• Line 42, Column 34: [Warning: hard-coded-locale - See documentation] Link 'https://partner.microsoft.com/en-us/support?stage=2&topicid=abf19e05-3f3a-f111-88b3-000d3a16941b' contains locale code 'en-us'. For localizability, remove 'en-us' from links to most Microsoft sites.

For more details, please refer to the build report.

Note: Your PR may contain errors or warnings or suggestions unrelated to the files you changed. This happens when external dependencies like GitHub alias, Microsoft alias, cross repo links are updated. Please use these instructions to resolve them.

[learn-build-service-prod]

Learn Build status updates of commit 63655bd:

✅ Validation status: passed

File	Status	Preview URL	Details
windows-driver-docs-pr/dashboard/technical-support.md	✅Succeeded

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[prmerger-automator]

PRMerger Results

Issue	Description
File Change Percent	This PR contains file(s) with more than 30% file change.

[learn-build-service-prod]

Learn Build status updates of commit 9f1f5e5:

✅ Validation status: passed

File	Status	Preview URL	Details
windows-driver-docs-pr/dashboard/technical-support.md	✅Succeeded

For more details, please refer to the build report.

[prmerger-automator]

PRMerger Results

Issue	Description
File Change Percent	This PR contains file(s) with more than 30% file change.

[Bradben]

Looks good, just a couple of style fixes.

Commit the changes and then enter #sign-off in a new comment and the PR reviewers will take it from there.

[learn-build-service-prod]

Learn Build status updates of commit deeebc1:

✅ Validation status: passed

File	Status	Preview URL	Details
windows-driver-docs-pr/dashboard/technical-support.md	✅Succeeded

For more details, please refer to the build report.

[prmerger-automator]

PRMerger Results

Issue	Description
File Change Percent	This PR contains file(s) with more than 30% file change.

[v-regandowner]

@EliotSeattle

Can you review the proposed changes?

IMPORTANT: When the changes are ready for publication, adding a #sign-off comment is the best way to signal that the PR is ready for the review team to merge.

#label:"aq-pr-triaged"
@MicrosoftDocs/public-repo-pr-review-team

[Copilot]

Pull request overview

This PR updates the Partner Center dashboard technical support article to describe the new support request paths through Microsoft Engage Center and Partner Center support.

Changes:

• Replaces the previous Windows developer support/Copilot workflow with Engage Center guidance.
• Adds fallback instructions for users who can’t sign in with an enrolled Hardware Program account.
• Updates the article description and support workflow details.