In Windows 10, the on-screen keyboard is a feature that helps people who use touch screen devices or have trouble using physical keyboards. However, for those who use a traditional keyboard and mouse, the on-screen keyboard can be an annoyance. If you find yourself in this situation, you can make use of the following steps to turn off the on-screen keyboard in Windows 10:

Method 1: Using the Settings app

Step 1: Press the “Windows” key, type “Settings”, and click on the first result.

Step 2: Click on “Devices” in the list of options, and then click on “Typing”.

Step 3: Scroll down until you see “Automatically show the touch keyboard in the windowed apps when there’s no keyboard attached to your device”. Toggle this switch OFF.

Method 2: Using the Task Manager

Step 1: Press “CTRL + SHIFT + ESC” to open the Task Manager.

Step 2: Click the “More details” button, if it isn’t already showing.

Step 3: Click on the “Processes” tab.

Step 4: Scroll down and look for the “Touch Keyboard and Handwriting Panel Service”. Right-click on it and select “End task”.

Step 5: Once you’ve ended the task, it won’t reappear automatically until you restart your computer.

Method 3: Using the registry editor

Step 1: Press “Windows + R” to open the Run dialog box.

Step 2: Type “regedit” and press Enter to open the Registry Editor.

Step 3: Navigate to the following path: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Authentication\LogonUI\SessionData.

Step 4: Look for the “AllowShowTouchKeyboard” entry on the right-hand side of the screen.

Step 5: Double-click on the “AllowShowTouchKeyboard” entry and change its value from “1” to “0”.

Step 6: Close the registry editor.

In conclusion, these are the three methods that can be used to turn off the on-screen keyboard in Windows 10. While these methods are effective, it’s worth noting that disabling the on-screen keyboard could limit your accessibility options. You may want to re-enable it if you need to make use of it in future.