Zip files compress your folders or files and save storage on your computer. They're also easier to send from device to device. Here's how to make one.

To unzip a file on your computer or phone, you can use tools that come pre-installed on the device. In some cases, using a third-party app might help.

If you need to open a file with the rar extension on your Mac, there's a handy app called The Unarchiver that can help you do just that. Rar files are commonly used to extract a huge amount of ...