The Tkinter library is built-in with every Python installation. And since you are on Windows, I believe you installed Python through the binaries on their website?

If so, Then most probably you are typing the command wrong. It should be:

import Tkinter as tk

Note the capital T at the beginning of Tkinter.

For Python 3,

import tkinter as tk
Answer from icyflame on Stack Overflow
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Python GUIs
pythonguis.com › installation › install tkinter on windows
How to Install Tkinter on Windows 10 & 11 (Step-by-Step Guide)
March 23, 2026 - Learn how to install Tkinter on Windows 10 & 11 for Python GUI development. Step-by-step guide to setting up Python with Tkinter so you can start building desktop applications.
Discussions

How do i install Tkinter
tkinter is in the standard library. More on reddit.com
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Installing tkinter
It should come with Python. Try importing tkinter and see if you get an error. More on reddit.com
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GeeksforGeeks
geeksforgeeks.org › python › how-to-install-tkinter-in-windows
How to Install Tk in Windows? - GeeksforGeeks
July 23, 2025 - During installation, ensure the "Tcl/Tk and IDLE" option is selected. However, if you want to ensure all dependencies are managed via pip (though tkinter is part of the Python standard library in most cases), you can install the tk package using pip.
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ActiveState
activestate.com › home › resources › quick read › how to install tkinter in windows
How To Install Tkinter In Windows - ActiveState
January 24, 2024 - ... Tkinter requires a version of the Tcl programming language. As such, the easiest way to install Tkinter on Windows is by installing a Python distribution such as ActivePython, which bundles both Tcl and Tkinter.
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Instructables
instructables.com › design › software
Installing Python ,tkinter and Ttkbootstrap on Windows 10/11 Using PIP for GUI Development : 3 Steps - Instructables
January 23, 2026 - Installing Python ,tkinter and Ttkbootstrap on Windows 10/11 Using PIP for GUI Development: Here we will learn How to install Python,tkinter on Windows 10 /11 system, How to add Python interpreter to Windows path for command line use and How to install Python tkinter/ttkbootstrap GUI framework on Windows 10/11 using PIP installer Python'…
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TkDocs
tkdocs.com › tutorial › install.html
TkDocs Tutorial - Installing Tk
Start Python, and from its command prompt, enter these two commands: ... Sep/2025: This section of the tutorial has not yet been updated. On Windows, the easiest way to get Tcl/Tk onto your machine is to install the "ActiveTcl" distribution from ActiveState, which includes Tcl, Tk, plus a number ...
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Python documentation
docs.python.org › 3 › library › tkinter.html
tkinter — Python interface to Tcl/Tk
February 23, 2026 - Running python -m tkinter from the command line should open a window demonstrating a simple Tk interface, letting you know that tkinter is properly installed on your system, and also showing what version of Tcl/Tk is installed, so you can read ...
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Microsoft Learn
learn.microsoft.com › en-us › answers › questions › 4457433 › how-do-you-install-tkinter-customtkinter-so-that-t
How do you install Tkinter / CustomTkinter so that they are usable within Excel ? - Microsoft Q&A
October 18, 2023 - You need to install Tkinter and CustomTkinter modules using pip, which is a package manager for Python. To do that, open a command prompt window and type the following commands:
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TutorialsPoint
tutorialspoint.com › how-to-install-tkinter-in-python
How to install Tkinter in Python?
May 31, 2024 - This guide shows how to check if Tkinter is available and install it if needed.
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JanBask Training
janbasktraining.com › community › salesforce › how-to-install-tkinter-on-windows
How to install tkinter on windows? | JanBask Training Community
May 15, 2021 - Go to the Windows command prompt, ... will give you the Python command prompt. From the prompt, enter these two commands: >>> import tkinter ·...
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Delft Stack
delftstack.com › home › howto › python tkinter › tkinter download windows 10 64 bit
How to Download Tkinter in Windows 10 64-Bit | Delft Stack
March 11, 2025 - Download the latest version of Python for Windows 10 64-bit. Run the installer. Make sure to check the box that says “Add Python to PATH” before clicking on “Install Now.” · During the installation, Tkinter will be included automatically, ...
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Quora
quora.com › How-can-I-install-Tkinter-on-Windows-10
How to install Tkinter on Windows 10 - Quora
Answer (1 of 4): All you need to do is install python. Tkinter comes preinstalled with python. You can download python from python.org (for python to work in the command line), and it comes with an IDE.
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Microsoft Store
apps.microsoft.com › detail › 9nmt7v9nqwzz
Python Tkinter Designer - Download and install on Windows | Microsoft Store
3 weeks ago - 🎨 Python Tkinter Designer A visual Tkinter GUI designer that helps developers quickly create and design Tkinter graphical user interfaces. Make GUI development simple, intuitive, and efficient! ✨ ✨ core functionality 🖱️ Visual Design -Drag and drop interface design: WYSIWYG, no ...
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Medium
medium.com › @rajguleria3 › how-to-install-tkinter-in-python-python-tutorial-2f6035d8c95e
How to install Tkinter in Python — Python Tutorial | by Rajguleria | Medium
January 15, 2023 - Tkinter is a standard library Python that used for GUI application. Tkinter with Python offers a straightforward and fast way to create GUI applications. Tk GUI works on the object-oriented approach which makes it a powerful library. Tkinter is widely available for all operating systems. It is pre-install in the Python.
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Edureka Community
edureka.co › home › community › categories › python › how to install tkinter on windows
How to install tkinter on windows | Edureka Community
July 17, 2019 - 52160/how-to-install-tkinter-on-windows · Home · Community · Categories · Python · How to install tkinter on windows · Reading different format files from s3 having decoding issues using boto3 May 17, 2024 · What is the algorithm to find the sum of prime numbers in the input in python Feb 22, 2024 ·
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Quora
quora.com › Where-can-I-get-Tkinter-for-Python-2-7-on-Windows-7-and-how-do-I-install-it
Where can I get Tkinter for Python 2.7 on Windows 7 and how do I install it? - Quora
If you mean Tkinter the package, it is pre-packaged into the installation of Python. You don't need to install it separately. ... You don’t. ... Note that Python 3.10.5 cannot be used on Windows 7 or earlier.