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Unsupported Compression Method 99: What You Should Know

If you use windows, you can try using Unzip with password method 7 (which is WinZip 11.1 Strong encryption) to unzip a file with password unzip -e password filename.zip --force Sep 3, 2023 — Unzip error: unsupported compression method 99 — Unzip errors may result when you attempt to unzip files on Linux or Windows. The file is not supported.