Please follow all of the steps below in order.
Run the uninstaller
The first step is to run the uninstaller. Open Control Panel by accessing it from the menu when you right-click the Start Button (This applies for Windows 8 systems). Then, under Programs, select Uninstall a Program. After that, click on Android Studio and press Uninstall. If you have multiple versions, uninstall them as well.
After you have uninstalled Android Studio, it is recommended that you restart before proceeding with the steps below.
Remove the Android Studio files
To delete any remains of Android Studio setting files, in Windows Explorer (The file browser in Windows), type this as the File Path:
C:\Users\[YOUR WINDOWS USERNAME]
Replacing [YOUR WINDOWS USERNAME] with the username of your account on Windows. If you don't know your username, navigate to C:\Users and it will list all users on the system.
Here, delete .android, .AndroidStudio and any versions of this directory with versions on the end, .gradle and .m2.
Then, go to
C:\Users\Harry\[YOUR WINDOWS USERNAME]\Roaming
and delete the JetBrains directory.
Finally, go to
C:\Program Files
and delete the Android directory.
Remove the SDK
To delete any remains of the SDK, in Windows Explorer, type this in as the File Path:
C:\Users\[YOUR WINDOWS USERNAME]\AppData\Local
Here, delete the Android directory.
(Optional) Delete all previous projects
If you want to delete any of your previous projects, the directory where your projects are found is the AndroidStudioProjects directory. It is located in your root user file,
C:\Users\[YOUR WINDOWS USERNAME]\.