Update release notes for PS7.7-p5 release

[Sean Wheeler (sdwheeler)]

PR Summary

Update release notes for PS7.7-p5 release

• Fixes AB#632297
• Fixes The property $PSStyle.AutoSizeDefaultFormatting is added to allow user to force the default implicit formatting to use AutoSize for Table and Wide views #13289

PR Checklist

• Descriptive Title: This PR's title is a synopsis of the changes it proposes.
• Summary: This PR's summary describes the scope and intent of the change.
• Contributor's Guide: I have read the contributor's guide.
• Style: This PR adheres to the style guide.

[learn-build-service-prod]

PoliCheck Scan Report

The following report lists PoliCheck issues in PR files. Before you merge the PR, you must fix all severity-1 and severity-2 issues. The AI Review Details column lists suggestions for either removing or replacing the terms. If you find a false positive result, mention it in a PR comment and include this text: #policheck-false-positive. This feedback helps reduce false positives in future scans.

✅ No issues found

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[Copilot]

Copilot review overview

🔵 Needs a closer look

Address the unresolved download link and missing telemetry mutex release-note entry.

Review effort: Lite
Findings: None

What changed in this PR

Updates PowerShell 7.7 preview.5 release documentation and Windows installation links.

Changes:

• Refreshes preview, runtime, and module metadata.
• Adds preview.5 cmdlet and engine improvements.
• Updates the Windows preview MSIX download link.

File	Description
reference/​docs-conceptual/​whats-new/​What-s-New-in-PowerShell-77.md	Updates preview.5 release notes and references.
reference/​docs-conceptual/​install/​install-powershell-on-windows.md	Updates the preview MSIX package link.

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[learn-build-service-prod]

Learn Build status updates of commit 3769303:

✅ Validation status: passed

File	Status	Preview URL	Details
reference/docs-conceptual/install/install-powershell-on-windows.md	✅Succeeded	View (>=powershell-5.1)
reference/docs-conceptual/whats-new/What-s-New-in-PowerShell-77.md	✅Succeeded	View (>=powershell-5.1)

For more details, please refer to the build report.

[learn-build-service-prod]

PoliCheck Scan Report

The following report lists PoliCheck issues in PR files. Before you merge the PR, you must fix all severity-1 and severity-2 issues. The AI Review Details column lists suggestions for either removing or replacing the terms. If you find a false positive result, mention it in a PR comment and include this text: #policheck-false-positive. This feedback helps reduce false positives in future scans.

✅ No issues found

More information about PoliCheck

Information: PoliCheck | Severity Guidance | Term
For any questions: Try searching the learn.microsoft.com contributor guides or post your question in the Learn support channel.

[learn-build-service-prod]

Learn Build status updates of commit adbfcdd:

✅ Validation status: passed

File	Status	Preview URL	Details
reference/7.7/Microsoft.PowerShell.Core/About/about_ANSI_Terminals.md	✅Succeeded	View (powershell-7.7)
reference/docs-conceptual/install/install-powershell-on-windows.md	✅Succeeded	View (>=powershell-5.1)
reference/docs-conceptual/whats-new/What-s-New-in-PowerShell-77.md	✅Succeeded	View (>=powershell-5.1)

For more details, please refer to the build report.