If you choose to add files to an existing Zip file using Add to recently used Zip file there will be no Add dialog and therefore no opportunity to encrypt the files while they are being added.

If you are creating a Zip file in a folder window using the context menu (right click), you will have the option to encrypt the files and select encryption strength if the Add dialog is displayed. If you have not already done so, click Conversion Settings drop down menu on the Settings tab and choose Encryption to set the encryption level.Click the Encrypt button in the Create/Share (Edit) tab.Enter a password when the Encrypt dialog displays.If you have not already done so, click the Options button that now displays in the Actions pane to set the encryption level.Click the Encrypt toggle in the Actions pane.zipx) and it can also add encryption to data in existing Zip files. WinZip can encrypt files while you create new Zip files (.zip or. Data in a Zip file is encrypted byte-for-byte. This encryption is added after compression and does not affect any other associated data. Encryption is applied to files that are being zipped. WinZip creates Zip files that abide by the specifications as published in the. CorelDRAW Graphics Suite 2021 (Windows/Mac).

Winzip pro password protect