To unzip a file, you can use tools that come pre-installed on your device. You can unzip ZIP files on both computers and smartphones, since they're one of the most common file types. Once you've ...

How to unzip files on a smartphone or tablet When it comes to opening ZIP files on your phone, you might not have access to desktop tools like 7zip, but you have options.

Once you unzip a file on your Chromebook, you can copy and paste its contents to any other folder on the computer.

You no longer need third-party apps if you want to open zip files on iOS. Rar files? That's another story.

If 7-Zip cannot open an archive or compressed file and you see Cannot open file as archive error message, here's what you can do.