Hi Ashish Upara,
To remove the lock screen and login screen on a Windows 10 device, you can follow these steps:
1. Press the "Windows key + R" to open the Run command box.
2. Type in "netplwiz" and press "Enter" to open the User Accounts dialog box.
3. In the User Accounts dialog box, uncheck the checkbox that says "Users must enter a user name and password to use this computer."
4. When prompted, provide the administrator password to complete the process.
This should disable the login screen and allow you to boot into Windows 10 without entering any credentials. Note that this will also disable the lock screen.
Alternatively, you can also try disabling the lock screen by doing the following:
1. Press the "Windows key + R" to open the...