How to lock cells in Microsoft Excel, so you need a password to change or erase data

You can lock cells in Excel by heading into the program's "Protection" tab. There, you can set a password, and protect your data.

How to unlock a Google Pixel phone, so you can switch carrier networks

If you want to switch carrier networks on your Google Pixel, you might have to unlock the phone. Here's how to unlock any Google Pixel phone.