In the WinZip Options General tab, click in the box next to Create new Zip files using the (.zipx) file type.

Click the File tab and click WinZip Settings.

You may also do this in WinZip Options as described below. To change the default compression setting in WinZip, open WinZip to the Zip tab and click Zipx or Zip. Zipx in the Zip Tab to use one specific compression method, that will change the behavior and results described above. zipx extension to clearly distinguish advanced compression Zip files from Legacy Zip files (.zip)

Use advanced compression methods where applicable.

Be the smallest size possible with WinZip.

Best method compression provides significant compression improvements over legacy Zip compression. You can change this to Optimize for best compression, which causes WinZip to create. The default compression method set during a WinZip install is Legacy compression, which will create. The default compression method will also be used when you create Zip files from the context menu using Add to filename.zip. Exceptions to this, or methods you can use to create a Zip file and select a different compression method include, using Add to Zip file from the context menu, using Zip and Share (WinZip Express), and creating a WinZip Job (WinZip Pro and WinZip Enterprise users only). WinZip will use the default compression method each time you create a Zip file (.zip or.

When you install WinZip a Default Compression Method is set.

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