PowerShell 7.1.0 RC1 released

    PowerShell 7.1.0 RC1 released

    PowerShell 7.1.0 RC1 released


    Posted: 30 Sep 2020

    Known Issues

    This release of PowerShell is impacted by a few known regressions and a by-design breaking change in .NET 5.0.0-rc.1.

    Given the impact of these regressions, particularly in interactive scenarios on non-Windows systems, we will only be publishing PowerShell v7.1.0-rc.1 packages for Windows and Linux, skipping macOS until v7.1.0-rc.2 is available with the proper fixes.

    • [Regression] The console API System.Console.TreatControlCAsInput is backwards on Linux and macOS: dotnet/runtime#42423. The fix was made in .NET 5.0.0-rc.2: dotnet/runtime#42432
      • This causes the Ctrl+c to not work in PSReadLine on Linux and macOS.
    • [Regression] The console API System.Console.ReadKey() incorrectly returns Ctrl+J for ENTER on macOS: dotnet/runtime#42418. The fix was made in .NET 5.0.0-rc.2: dotnet/runtime#42477
      • This causes ENTER to not be functional in the PSES integrated console.
    • [Regression] Performance regression on Linux and macOS: dotnet/runtime#41739. The fix was made in .NET 5.0.0-rc.2: dotnet/runtime#41820
      • This causes potential performance issues on some specific architectures, Linux distros, and macOS. For instance, the command discovery in PowerShell is up to 20x slower on Ubuntu 18.04 WSL 2.
    • [By-design breaking change] TLS 1.0 and TLS 1.1 were retired from the default on Linux machines where OpenSSL 1.1 and above is used: dotnet/runtime#40746
      • This causes Invoke-WebRequest and Invoke-RestMethod to throw AuthenticationException when using TLS 1.0 or TLS 1.1 on Linux machines where OpenSSL 1.1 and above is used.

    Engine Updates and Fixes

    • Make fixes to ComInterop code as suggested by .NET team (#13533)

    General Cmdlet Updates and Fixes

    • Fix case where exception message contains just "`n" on Windows (#13684)
    • Recognize CONOUT$ and CONIN$ as reserved device names (#13508) (Thanks @davidreis97!)
    • Fix ConciseView for interactive advanced function when writing error (#13623)


    Read more: https://github.com/PowerShell/PowerShell/releases/
    Brink's Avatar Posted By: Brink
    30 Sep 2020


  1. Posts : 10,311
    Wndows 10 Pro x64 release preview channel
       #1

    Thanks for the heads up Brink
      My Computer


  2. Posts : 68,995
    64-bit Windows 11 Pro for Workstations
    Thread Starter
       #2

      My Computers


  3. Posts : 209
    Windows 10 pro x64
       #3

    Hi Brink , thanks for the direct information. I have the version 5.1.
    Do you know which is the latest version, which is 100% compatible with version 5.1, cause I thinking of installing it if it exists ?
      My Computer


  4. Posts : 68,995
    64-bit Windows 11 Pro for Workstations
    Thread Starter
       #4

    bug locker said:
    Hi Brink , thanks for the direct information. I have the version 5.1.
    Do you know which is the latest version, which is 100% compatible with version 5.1, cause I thinking of installing it if it exists ?
    You could install the latest official release of PowerShell 7 instead of the previews if wanted.

    How to Install PowerShell 7.0 in Windows 7, Windows 8, and Windows 10
      My Computers


  5. Posts : 209
    Windows 10 pro x64
       #5

    Thanks. I think a find an answer : "Improved compatibility with existing Windows PowerShell modules".

    - - - Updated - - -

    Brink said:
    You could install the latest official release of PowerShell 7 instead of the previews if wanted.

    How to Install PowerShell 7.0 in Windows 7, Windows 8, and Windows 10
    And the question now is : why i need to have the 5.1 version alongside with 7.0 , if they are 100% compatible ?
      My Computer


  6. Posts : 68,995
    64-bit Windows 11 Pro for Workstations
    Thread Starter
       #6

    bug locker said:
    Thanks. I think a find an answer : "Improved compatibility with existing Windows PowerShell modules".
    - - - Updated - - -
    And the question now is : why i need to have the 5.1 version alongside with 7.0 , if they are 100% compatible ?
    It looks like the article you linked to explains all of it for them to run side by side for now.
      My Computers


  7. Posts : 209
    Windows 10 pro x64
       #7

    Brink said:
    It looks like the article you linked to explains all of it for them to run side by side for now.
      My Computer


  8. Posts : 1,492
    Windows 10 Pro x64-bit Build Latest
       #8

    Getting it... Thanks
      My Computer


  9. Posts : 26,454
    Windows 11 Pro 22631.3527
       #9

    I thought that PowerShell 7 could be downloaded from the store so I did. Then I read that some 5.0 Runtime should have been installed. So I removed the one from the Store and Downloaded PowerShell 7.1.1 RC1 from Git hub and installed it using .MSI. When I had an earlt version the Icon was different , not it looks just like PS 7. Could that be because it is a Release Candidate?
      My Computer


 

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