Lock screen in Windows 10 operating system provides an additional layer of obstruction for accidental users’ tapping on any Microsoft-based touchscreen device. Although it is strongly suggested that you should not disable the lock screen while using Windows 10, if you are not using a highly sensitive touchscreen device or you don’t have kids running around and messing with the things, you can disable the feature as per your individual preferences.and this tutorial is for all users who don’t like to be prompted with the Windows 10 lock screen.
1- Hit Window Key + R. A run dialog box appears type gpedit.msc into the box and hit Ok. The Local Group Policy Editor appears.
2- in the "Local Group Policy Editor" open in the tree view >> Local Computer Policy >> Computer Configuration >> Administrative Templates >> Control Panel > Personalization
3- In right pane, double-click on “Do not display the lock screen” Policy and set it to “Enabled“ then click on Apply then OK. That’s it. It’ll immediately disable the lock screen in Windows 10.
If you want to enable lock screen again, set the value to Not configured.