Update install script disclaimer (#12909)

* Update install script disclaimer

* Update reference/docs-conceptual/install/install-debian.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: sdwheeler

reference/docs-conceptual/install/install-debian.md

@@ -1,36 +1,37 @@
 ---
 description: How to install PowerShell on Debian Linux
-ms.date: 03/18/2026
+ms.date: 03/31/2026
 title: Install PowerShell 7 on Debian
 ---
 # Install PowerShell 7 on Debian
 
 There are multiple package versions of PowerShell 7 that can be installed. This article focuses on
 installing the latest stable release package. For more information about the package versions, see
-the [PowerShell Support Lifecycle][05] article.
+the [PowerShell Support Lifecycle][06] article.
 
 Newer versions of PowerShell 7 replace existing previous versions of PowerShell 7. Preview versions
 of PowerShell can be installed side-by-side with other versions of PowerShell. Newer preview
 versions replace existing previous preview versions. If you need to run PowerShell 7.5 side-by-side
-with a previous version, reinstall the previous version using the [binary archive][04] method.
+with a previous version, reinstall the previous version using the [binary archive][05] method.
 
 ## Choose an installation method
 
 On Debian Linux, you can install PowerShell using the universal `.deb` package from the Microsoft
-package repository or by downloading a file from the GitHub [releases][01] page.
+package repository or by downloading a file from the GitHub [releases][02] page.
 
 ### Install PowerShell 7 from the Package Repository
 
 Microsoft builds and supports a variety of software products for Linux systems and makes them
 available via Linux packaging clients (apt, dnf, yum, etc). These Linux software packages are hosted
-on the _Linux package repository for Microsoft products_, [https://packages.microsoft.com][02], also
+on the _Linux package repository for Microsoft products_, [https://packages.microsoft.com][03], also
 known as _PMC_.
 
 Installing PowerShell from PMC is the preferred method of installation.
 
 > [!NOTE]
 > This script only works for supported versions of Debian that have a package published to the
-> Microsoft package repository.
+> Microsoft package repository. For other supported versions of Debian, use the
+> [manual installation method][01].
 
 ```sh
 #!/bin/bash
@@ -131,7 +132,7 @@ run `pwsh-preview`.
 The profiles respect PowerShell's per-host configuration, so the default host-specific profiles
 exists at `Microsoft.PowerShell_profile.ps1` in the same locations.
 
-PowerShell respects the [XDG Base Directory Specification][03] on Linux.
+PowerShell respects the [XDG Base Directory Specification][04] on Linux.
 
 ## Uninstall PowerShell 7
 
@@ -150,8 +151,9 @@ installation available from other third-party sources. While those tools and met
 Microsoft can't support those methods.
 
 <!-- link references -->
-[01]: https://github.com/PowerShell/PowerShell/releases
-[02]: https://packages.microsoft.com
-[03]: https://specifications.freedesktop.org/basedir/latest/
-[04]: install-other-linux.md#binary-archives
-[05]: PowerShell-Support-Lifecycle.md
+[01]: #manually-download-and-install-powershell-7
+[02]: https://github.com/PowerShell/PowerShell/releases
+[03]: https://packages.microsoft.com
+[04]: https://specifications.freedesktop.org/basedir/latest/
+[05]: install-other-linux.md#binary-archives
+[06]: PowerShell-Support-Lifecycle.md

reference/docs-conceptual/install/install-rhel.md

@@ -1,6 +1,6 @@
 ---
 description: Information about installing PowerShell on Red Hat Enterprise Linux (RHEL)
-ms.date: 03/18/2026
+ms.date: 03/31/2026
 title: Install PowerShell 7 on Red Hat Enterprise Linux (RHEL)
 ---
 # Install PowerShell 7 on Red Hat Enterprise Linux (RHEL)
@@ -29,7 +29,8 @@ Installing PowerShell from PMC is the preferred method of installation.
 
 > [!NOTE]
 > This script only works for supported versions of RHEL that have a package published to the
-> Microsoft package repository.
+> Microsoft package repository. For other supported versions of RHEL, use the
+> [manual installation method][04].
 
 ```sh
 #!/bin/bash
@@ -122,3 +123,4 @@ can't support those methods.
 [01]: https://packages.microsoft.com
 [02]: https://specifications.freedesktop.org/basedir/latest/
 [03]: PowerShell-Support-Lifecycle.md
+[04]: #manually-download-and-install-powershell-7

reference/docs-conceptual/install/install-ubuntu.md

@@ -1,6 +1,6 @@
 ---
 description: Information about installing PowerShell on Ubuntu
-ms.date: 03/12/2026
+ms.date: 03/31/2026
 title: Install PowerShell 7 on Ubuntu
 ---
 # Install PowerShell 7 on Ubuntu
@@ -30,7 +30,8 @@ Installing PowerShell from PMC is the preferred method of installation.
 
 > [!NOTE]
 > This script only works for supported versions of Ubuntu that have a package published to the
-> Microsoft package repository.
+> Microsoft package repository. For other versions of Ubuntu, use the
+> [manual installation method][08].
 
 ```sh
 #!/bin/bash
@@ -172,3 +173,4 @@ Microsoft can't support those methods.
 [05]: https://specifications.freedesktop.org/basedir/latest/
 [06]: install-other-linux.md#binary-archives
 [07]: PowerShell-Support-Lifecycle.md
+[08]: #manually-download-and-install-powershell-7