7-Zip Discussion

A free file archiver for extremely high compression

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Decompressing LZMA2 with C# API By John J Scott on Fri Oct 03, 2025 05:41 PM	1	24	By John J Scott on Fri Oct 03, 2025 05:41 PM
Issue with Recovered 7zip Files By Bruno de Oliveira on Sat Sep 27, 2025 05:35 PM	9	134	By Igor Pavlov on Sun Sep 28, 2025 06:56 PM
Extract Subfolder with Command Line, but not parent folders By OnceThereCouldBe on Sun Sep 21, 2025 11:44 PM	2	60	By Igor Pavlov on Mon Sep 22, 2025 08:07 PM
Inconsistent behavior if folder name contains a ? or * character By Jtronicus on Tue Sep 16, 2025 09:09 PM	1	35	By Jtronicus on Tue Sep 16, 2025 09:09 PM
Unable to extract Lenovo BIOS exe By CocolinoFan on Tue Aug 26, 2025 07:26 PM	7	282	By CocolinoFan on Thu Sep 11, 2025 09:17 AM
How is 7Z supposed to behave on Windows 11? By D. Pendleton on Mon Sep 01, 2025 02:32 AM	2	136	By VictorVG on Mon Sep 01, 2025 06:59 AM
Error code 2 despite file not in use. By Kyle Steever on Wed Aug 20, 2025 01:34 PM	8	181	By Kyle Steever on Fri Aug 29, 2025 07:41 PM
File/Folder/Subfolder view By Vale on Fri Aug 29, 2025 01:41 PM	3	64	By Vale on Fri Aug 29, 2025 01:53 PM
Is there no native (!) portable 7zip package any more? Only Portable ... By Thomas on Mon Jul 07, 2025 05:32 AM	6	398	By VictorVG on Thu Aug 28, 2025 11:05 AM
Missing Thread Options in File Manager? By Anony Mous on Wed Aug 27, 2025 12:15 AM	1	47	By Anony Mous on Wed Aug 27, 2025 12:15 AM
Request to Feature Our Positive Review on Your Website By Mohamed Ahmed on Tue Aug 26, 2025 06:57 PM	1	63	By Mohamed Ahmed on Tue Aug 26, 2025 06:57 PM
Command line help By frankfred on Tue Aug 05, 2025 04:03 PM	2	124	By frankfred on Sun Aug 24, 2025 01:17 PM
7-zip takes a very long time to compress PDF file By Angel on Sun Aug 17, 2025 10:15 PM	2	103	By Igor Pavlov on Mon Aug 18, 2025 07:46 AM
Generate Central Directory By Worm Worm on Wed Aug 13, 2025 05:39 AM	6	111	By Worm Worm on Wed Aug 13, 2025 02:53 PM
different archive sizes in different versions of 7-zip By Владимир on Mon Aug 04, 2025 03:06 PM	9	222	By Владимир on Thu Aug 07, 2025 05:21 PM
What versions of 7-zip are considered active as of today By Charlie Opeke on Mon Aug 04, 2025 04:25 PM	2	129	By Igor Pavlov on Mon Aug 04, 2025 06:46 PM
Block Size 16 GB does more compression than 4 GB if compressing less ... By Augusto on Thu Jul 31, 2025 11:43 PM	5	123	By Augusto on Sun Aug 03, 2025 05:37 AM
Question about SFX By Alltroo on Thu Jul 31, 2025 05:31 PM	5	90	By Alltroo on Fri Aug 01, 2025 07:51 PM
Restore of zip file results in zero lenth files. By Edward Lott on Tue Jul 22, 2025 12:23 PM	3	109	By Edward Lott on Thu Jul 24, 2025 01:45 PM
Correct way of using 7zip to check Integrity of compressed archives o... By kenneth Green on Sun Jul 20, 2025 03:13 PM	1	123	By kenneth Green on Sun Jul 20, 2025 03:13 PM
context menu items in Explorer context menu for Word and Excel files By Günther Jockisch on Sun Jul 20, 2025 07:38 AM	2	85	By Igor Pavlov on Sun Jul 20, 2025 09:14 AM
Open Password protected 7zip Archives with C Code (LZMA-SDK V. 24.09) By B san on Thu Jul 17, 2025 11:07 AM	2	133	By Igor Pavlov on Thu Jul 17, 2025 04:23 PM
Archive Size differs By Lalith Kumar on Tue Jun 14, 2022 07:23 AM	7	473	By AlexS on Thu Jul 10, 2025 11:25 AM
Should I replace 7zxa.dll in my Winrar folder? By Dave B. on Tue Jul 08, 2025 02:10 AM	5	202	By Igor Pavlov on Wed Jul 09, 2025 05:49 AM
CVE-2025–0411 since Mai 2025 public By RePao on Sun Jun 29, 2025 03:32 PM	3	266	By RePao on Mon Jun 30, 2025 03:45 AM

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