Cannot decompress password-protected 7Zip in Mac

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I tried to decompress password-protected 7Zip file. But it asked me to input password again and again...

Mac is popular for developpers and designers.

It is very useful. But sometimes it causes trouble.

One of teh troubles is decompressing compressed file.

Sometimes Mac cannot decompress compressed file.

It cannot open password-protected compressed file like 7z.

Even we know correct password, it ignores correct password.

Why does it fail?

So today I will introduce about "Cannot decompress password-protected 7Zip in Mac".

Author

Mid-carieer engineer (AI, system). Good at Python and SQL.

Advantage to read

You can understand the reason about "Cannot decompress password-protected 7Zip in Mac". Then you don't have to concern about decompressing.

The reason why you cannot decompress password-protected 7Zip in Mac

The reason why you cannot decompress password-protected 7Zip in Mac.

It is due to macOS issue.

When we try to decompress file by macOS's bundled Archive Utility, it ask password again and again.

This issue is because macOS's bundled Archive Utility doesn't support specific encryption.

With 7Z files note that macOS 10.15 Catalina's and 11.0 Big Sur bundled Archive Utility supports 7Z extraction, but does not support AES encryption.

Reference:Cannot unlock password-protected 7Z/ZIP · Issue #477 · aonez/Keka · GitHub

How to decompress password-protected 7Zip in Mac

MacOS's Archive Utility doesn't support specific encryption.

So it cannot open password-protected 7Zip file.

How can we decompress password-protected 7Zip file?

In order to decompress protected 7Zip file, we can use application for decompressing.

I recommend The Unarchiver.

After install it, you can choose compressed file and do right-click.

Then you can select the menu to open it with "The Unarchiver".

It is free to install.

Reference

The Unarchiver | Top Free Unarchiving Software for macOS

Conclusion

Today I will explained about "Cannot decompress password-protected 7Zip in Mac".

Points are below.

Point

MacOS's Archive Utility doesn't support specific encryption. So it cannot open password-protected 7Zip file even if we use correct password.
In order to decompress, we can use application for decompressing like "The Unarchiver".

Then you can decompress compressed file with using correct password.

Oh, it's due to macOS issue.

If it showed error message, it would be helpful.

Current response is not kind for users.