Uncompress Files on a Mac
If you forgot the password, the only option you have to try is to recover the password using third-party utilities. In this post, you will learn how to unzip a password protected zip archive file. What if you have an password protected Zip file but don't know the password to extract it, how to do? Luckily, there are a bunch of zip file password recovery tools can help you find the original password to unzip the encrypted archives.
These steps below will show you how to use it.
How to Open Zip Files With a Mac
Step 3: Select Appropriate password recovery mode and specific relevant settings, such as the length, the range and the upper case, lower case or special character mentions of your password. When you have no clue what the password may be, choose Brute-force attack. It will try every possible key combinations in a specified Range until the correct password is found.
This is quite helpful when you have a basic idea of what characters your password consists of. For Example: If you know that your password consists of all small Latin letters and digits, then you can select just those two options and deselect the other characters.
How to Unzip files on a Mac with WinZip
This will significantly improve the decryption time as the software only has to scan limited characters. For example, if you know that your password has 6 characters and starts with "h" and ends with the number 6, you can type "h???? The question mark symbol stands for unknown and the software will search only for the missing characters. Again, if you know that your password doesn't contain any specific symbols or capital letters, then you can untick them.
The Length tab is disabled for this, as you need to know the exact character length for the mask attack to work.
Unzip an email attachment
The Dictionary Attack is the best bet for you if you think that your password is a word that exists in a dictionary. All you have to do is select Dictionary from the Type of attack list and then click on the Dictionary tab below. In the Dictionary tab, you can select the dictionary file path. By default, you can use the iSumsoft Dictionary text file, but the word collection is quite limited so you may not be able to recover your password with the Dictionary Attack.
How to Extract (Unzip) a Password Protected Zip File on Mac OS X
So, it is recommended to create a text file with all possible passwords. Learn more about how to recover password for ZIP file via Dictionary attack. Simply click on the Start button to start the task. The process will take some time to complete. The file uncompresses in its current folder, and the uncompressed version appears as a normal Mac folder that you can browse. Make sure you have space on your computer's drive because unzipped folders take up more space than the zip file itself. You can also download or buy third-party programs for your Mac that can help you manage zip files and other compressed file formats, but unless you need a special feature, that's not necessary.
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If you're a habitual command line user, you might find it convenient to unzip files using the MacOS Terminal. To do so, use the "cd" command to navigate to the folder where the zip folder is and then type "unzip" followed by the name of the zip file to unzip it.
As with double-clicking, an uncompressed copy of the zip file is created in its current folder.
If you're sending someone a large file or collection of files, you may want to make your own zip files on a Mac. This process is relatively easy and can be done using built-in tools, similar to opening zip files. Hold down the "Control" key and click a file or folder, or click its icon with the right mouse button if you have one on your mouse.
Hold down the "Command" key and click multiple files and folders if you want to select them all to include in a zip file, and then hold the "Control" key and click to access the file options menu.
Steven Melendez is an independent journalist with a background in technology and business. Skip to main content. Tip Just double-click a zip file on a Mac computer to uncompress it and browse it like a normal folder.