One way to lock a Windows computer from your keyboard is by pressing Ctrl + Alt + Del and then selecting the "Lock" option.
You can lock a Samsung Galaxy S10 with a swipe pattern, passcode, or password. You can also use facial and fingerprint recognition.
Concealed hinges and modern handles can completely transform cabinets. In this video, I show the easy DIY way to install them step by step, so you can upgrade your kitchen or bathroom at minimal cost.