How to Unlock a Zipped File
Things You'll Need
Instructions
Unlocking a File With WinZip
1Visit the WinZip website (see Resources).
2
Click on "Get Free Trial."
3
Enter your e-mail address and then click "Download Evaluation" in order to try WinZip for 45 days.
4
Download the program.
5
Open the file you wish to unzip. Right-click it and choose "Open With" and then select "Browse."
6
Locate WinZip and select it. Click "OK."
Unlocking a File on a PC
1Open the file you wish to unzip.
2
Right-click on the file and choose "Extract All."
3
Choose the file that you wish to place the extracted files in.
4
Check the box that says "Show extracted files when complete."
5
Click "Extract."
Source...