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Fix: Fixed issue where 7z archive files could not be previewed or compressed #17426

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Merged
merged 5 commits into from
Aug 10, 2025
+6 −4
Merged

Fix: Fixed issue where 7z archive files could not be previewed or compressed #17426

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9793424
Update 7zip compression parameters for 7z archive
NicholasChin28 Aug 9, 2025
f033c14
Add conditional checking for switches
NicholasChin28 Aug 10, 2025
006627f
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NicholasChin28 Aug 10, 2025
9159819
Updated comment
NicholasChin28 Aug 10, 2025
fbe7acc
Fixed comment spacing
yaira2 Aug 10, 2025
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4 changes: 3 additions & 1 deletion src/Files.App/Data/Models/CompressArchiveModel.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -161,7 +161,9 @@ public async Task<bool> RunCreationAsync()
//Use UTF-8 encoding.
//References: 7-zip chm --> Command Line Version --> Switches
//--> -m --> cu=[off | on].
compressor.CustomParameters.Add("cu", "on");
//See https://github.com/files-community/Files/issues/17257
if (FileFormat != ArchiveFormats.SevenZip)
compressor.CustomParameters.Add("cu", "on");

compressor.Compressing += Compressor_Compressing;
compressor.FileCompressionStarted += Compressor_FileCompressionStarted;
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