Usually the computer has its own screen locking function, which can be set to protect the role of the computer to avoid being used, in the Ubuntu system, if you want to cancel the screen lock function, how to deal with it? The following small series to introduce the next Ubuntu cancellation screen locking method, together to learn under it.
Ubuntu is designed to automatically lock in minutes, and you must enter a password to unlock it before you use it again. If this is causing you too much trouble, you may want to turn off this automatic lock screen feature, which is what you'll be looking at right now.
The automatic locking of your computer is for security reasons, and if you disable or close it, your computer will no longer be locked, and anyone who can physically touch your computer can log in and use it.
Method:
First, login to Ubuntu, click on the control option (the rightmost icon in the menu bar) icon and select System settings.
Next, click on the "Brightness and lock Screen" icon in the System Setup Panel
Finally, turn off the lock screen options.
If you want to reopen it, then click the "Lock Screen option" again to switch back.
Above is the Ubuntu Cancel screen lock method introduced, in terms of system security, screen locking function is very practical, usually do not need to deliberately cancel it.