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How to Remove ZIP Password if Forgot ZIP Password

"I compressed one image file to ZIP and set password to protect the ZIP file, but now I forgot the password so that I cannot extract my image. What can I do? Is there any way to remove ZIP password? Please help!"

Yeah, people’s first thought is to remove password when forgot the password. But for zip file, maybe it's not so easy. If you need to remove password protection from your Zip file you will have to unzip it and create a new unencrypted Zip file. Here is an easy and effective way to remove ZIP password if forgot it.

Steps to remove zip password after forgot it


Step One: Recover ZIP file password

Actually, the forgotten ZIP file password was saved locally on your computer. You can’t find it but you can recover it with iSumsoft ZIP Password Refixer – one of the best ZIP password recovery tool.

Step 1: Download iSumsoft ZIP Password Refixer and install it on your computer.
Step 2: Launch this tool. Click Open to select your password forgotten ZIP file and add it into this tool.

Open protected zip file
Step 3: Select an appropriate password attack type and set relevant settings.

The common ZIP password tools spend long time recovering password. But specifying one appropriate attack type according to your forgotten password features will make iSumsoft ZIP Password Refixer recover password within the shortest time.

Select Attack type

The common attack type you can choose:

1. Brute-force.

When you select Brute-force attack, you can check your forgotten zip password’s range, length, and specify the first/last one or several characters.

Brute-force

2. Brute-force with Mask.

When you select Mask, you can check the password range option, specify the first/last one or several characters, and set Mask (the part of your password you still can remember).

Mask

3. Dictionary.

You will use the iSumsoft ZIP Password Refixer built-in dictionary or create a dictionary yourself.

Dictionary

Know more about password attack in Dictionary and Mask password attack.

Step 4: Click Start button to start password recovery.
Step 5: The forgotten ZIP password is recovered successfully and showed.

ZIP password is recovered

Step Two: Remove password from ZIP file

It is not possible to delete a password and disable encryption of an existing Zip file using WinZip. In fact it is not the Zip file itself that gets encrypted but the data inside that are encrypted once a file is being compressed.

To remove password protection from a Zip file unzip all the files using the original password and then create a new Zip file without setting up a password.

Create an unencrypted zip file