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Delay update notification for one week to ensure all packages become available #27095

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Delay update notification for one week to ensure all packages become available #27095

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5fbf285
Delay update notification for 1 week
daxian-dbw Mar 3, 2026
76c33cc
Address Copilot comments
daxian-dbw Mar 25, 2026
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16 changes: 14 additions & 2 deletions src/Microsoft.PowerShell.ConsoleHost/host/msh/UpdatesNotification.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,9 @@ internal static class UpdatesNotification
private const string StableBuildInfoURL = "https://aka.ms/pwsh-buildinfo-stable";
private const string PreviewBuildInfoURL = "https://aka.ms/pwsh-buildinfo-preview";

private const int NotificationDelayDays = 7;
private const int UpdateCheckBackoffDays = 7;

/// <summary>
/// The version of new update is persisted using a file, not as the file content, but instead baked in the file name in the following template:
/// `update{notification-type}_{version}_{publish-date}` -- held by 's_updateFileNameTemplate',
Expand Down Expand Up @@ -89,9 +92,18 @@ internal static void ShowUpdateNotification(PSHostUserInterface hostUI)
if (TryParseUpdateFile(
updateFilePath: out _,
out SemanticVersion lastUpdateVersion,
lastUpdateDate: out _)
out DateTime lastUpdateDate)
&& lastUpdateVersion != null)
{
DateTime today = DateTime.UtcNow;
if ((today - lastUpdateDate).TotalDays < NotificationDelayDays)
{
// The update was out less than 1 week ago and it's possible the packages are still rolling out.
// We only show the notification when the update is at least 1 week old, to reduce the chance that
// users see the notification but cannot get the new update when they try to install it.
return;
}

string releaseTag = lastUpdateVersion.ToString();
string notificationMsgTemplate = s_notificationType == NotificationType.LTS
? ManagedEntranceStrings.LTSUpdateNotificationMessage
Expand Down Expand Up @@ -169,7 +181,7 @@ internal static async Task CheckForUpdates()
out DateTime lastUpdateDate);

DateTime today = DateTime.UtcNow;
if (parseSuccess && updateFilePath != null && (today - lastUpdateDate).TotalDays < 7)
if (parseSuccess && updateFilePath != null && (today - lastUpdateDate).TotalDays < UpdateCheckBackoffDays)
{
// There is an existing update file, and the last update was less than 1 week ago.
// It's unlikely a new version is released within 1 week, so we can skip this check.
Expand Down
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