Remove the not-working 'run Update-Help from Get-Help when Get-Help runs for the first time' feature (#10974)

src/System.Management.Automation/engine/PSConfiguration.cs

@@ -178,27 +178,6 @@ namespace System.Management.Automation.Configuration
                 : string.Concat(shellId, ":", "ExecutionPolicy");
         }
 
-        /// <summary>
-        /// Existing Key = HKLM\SOFTWARE\Microsoft\PowerShell
-        /// Proposed value = Existing default. Probably "0"
-        ///
-        /// Schema:
-        /// {
-        ///     "DisablePromptToUpdateHelp" : bool
-        /// }
-        /// </summary>
-        /// <returns>Boolean indicating whether Update-Help should prompt. If the value cannot be read, it defaults to false.</returns>
-        internal bool GetDisablePromptToUpdateHelp()
-        {
-            return ReadValueFromFile<bool>(ConfigScope.AllUsers, "DisablePromptToUpdateHelp");
-        }
-
-        internal void SetDisablePromptToUpdateHelp(bool prompt)
-        {
-            WriteValueToFile<bool>(ConfigScope.AllUsers, "DisablePromptToUpdateHelp", prompt);
-        }
-
-        /// <summary>
         /// Get the names of experimental features enabled in the config file.
         /// </summary>
         internal string[] GetExperimentalFeatures()

src/System.Management.Automation/help/HelpCommands.cs

@@ -246,19 +246,6 @@ namespace Microsoft.PowerShell.Commands
         protected override void BeginProcessing()
         {
             _timer.Start();
-
-            if (!Online.IsPresent && UpdatableHelpSystem.ShouldPromptToUpdateHelp() && HostUtilities.IsProcessInteractive(MyInvocation) && HasInternetConnection())
-            {
-                if (ShouldContinue(HelpDisplayStrings.UpdateHelpPromptBody, HelpDisplayStrings.UpdateHelpPromptTitle))
-                {
-                    System.Management.Automation.PowerShell.Create(RunspaceMode.CurrentRunspace).AddCommand("Update-Help").Invoke();
-#if LEGACYTELEMETRY
-                    _updatedHelp = true;
-#endif
-                }
-
-                UpdatableHelpSystem.SetDisablePromptToUpdateHelp();
-            }
         }
 
         /// <summary>
@@ -716,15 +703,6 @@ namespace Microsoft.PowerShell.Commands
             WriteProgress(record);
         }
 
-        /// <summary>
-        /// Checks if we can connect to the internet.
-        /// </summary>
-        /// <returns></returns>
-        private bool HasInternetConnection()
-        {
-            return true; // TODO:CORECLR wininet.dll is not present on NanoServer
-        }
-
         #region Helper methods for verification of parameters against NoLanguage mode
 
         internal static void VerifyParameterForbiddenInRemoteRunspace(Cmdlet cmdlet, string parameterName)

src/System.Management.Automation/help/UpdatableHelpSystem.cs

@@ -1500,52 +1500,6 @@ namespace System.Management.Automation.Help
             return string.IsNullOrEmpty(defaultSourcePath) ? null : defaultSourcePath;
         }
 
-        /// <summary>
-        /// Sets the DisablePromptToUpdatableHelp regkey.
-        /// </summary>
-        internal static void SetDisablePromptToUpdateHelp()
-        {
-            try
-            {
-                PowerShellConfig.Instance.SetDisablePromptToUpdateHelp(true);
-            }
-            catch (UnauthorizedAccessException)
-            {
-                // Ignore AccessDenied related exceptions
-            }
-            catch (SecurityException)
-            {
-                // Ignore AccessDenied related exceptions
-            }
-        }
-
-        /// <summary>
-        /// Checks if it is necessary to prompt to update help.
-        /// </summary>
-        /// <returns></returns>
-        internal static bool ShouldPromptToUpdateHelp()
-        {
-#if UNIX
-            // TODO: This workaround needs to be removed once updatable help
-            //       works on Linux.
-            return false;
-#else
-            try
-            {
-                if (!Utils.IsAdministrator())
-                {
-                    return false;
-                }
-
-                return PowerShellConfig.Instance.GetDisablePromptToUpdateHelp();
-            }
-            catch (SecurityException)
-            {
-                return false;
-            }
-#endif
-        }
-
         #endregion
 
         #region Events

src/System.Management.Automation/help/UpdateHelpCommand.cs

@@ -143,9 +143,6 @@ namespace Microsoft.PowerShell.Commands
         /// </summary>
         protected override void BeginProcessing()
         {
-            // Disable Get-Help prompt
-            UpdatableHelpSystem.SetDisablePromptToUpdateHelp();
-
             if (_path == null)
             {
                 // Pull default source path from GP

src/System.Management.Automation/resources/HelpDisplayStrings.resx

@@ -449,12 +449,6 @@ To update help again, add the Force parameter to your command.</value>
   <data name="RootElementMustBeHelpItems" xml:space="preserve">
     <value>The root level element of the help content must be "helpItems".</value>
   </data>
-  <data name="UpdateHelpPromptBody" xml:space="preserve">
-    <value>The Update-Help cmdlet downloads the most current Help files for PowerShell modules, and installs them on your computer. For more information about the Update-Help cmdlet, see https://go.microsoft.com/fwlink/?LinkId=210614.</value>
-  </data>
-  <data name="UpdateHelpPromptTitle" xml:space="preserve">
-    <value>Do you want to run Update-Help?</value>
-  </data>
   <data name="SaveProgressActivityForModule" xml:space="preserve">
     <value>Saving Help for module {0}</value>
   </data>