X-Git-Url: http://git.osdn.jp/view?a=blobdiff_plain;f=www.7-zip.org%2Ffaq.html;h=56e9ce51ee5d481fa9900c94d23189d8af59959f;hb=3566e493401d994544a13eebbd251951676bd9b3;hp=0a5a359af223ff595a43131c15eb7572094636ff;hpb=4ce21b8842dbb54e6b4a9f8c0cc580a5a1052787;p=sevenzip%2F7-Zip.git diff --git a/www.7-zip.org/faq.html b/www.7-zip.org/faq.html index 0a5a359..56e9ce5 100644 --- a/www.7-zip.org/faq.html +++ b/www.7-zip.org/faq.html @@ -21,39 +21,22 @@
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Now there one main version of 7-Zip:
+New versions of 7-Zip (starting from version 15.06) use another file sorting +order by default for solid 7z archives.
+ +Old version of 7-Zip (before version 15.06) used file sorting "by type" ("by extension").
+New version of 7-Zip supports two sorting orders:
+You can get big difference in compression ratio for different sorting methods, +if dictionary size is smaller than total size of files. +If there are similar files in different folders, the sorting "by type" can provide +better compression ratio in some cases.
+ +Note that sorting "by type" has some drawbacks. +For example, NTFS volumes use sorting order "by name", so if an archive uses +another sorting, then the speed of some operations for files with unusual order +can fall on HDD devices (HDDs have low speed for "seek" operations).
+ +You can increase compression ratio with the following methods:
Latest beta versions can fix some bugs of previous versions. -So they can be more stable in some cases. -In general it's safe to use latest beta version.
-These operations didn't work only in old versions of 7-Zip. -Latest 7-Zip supports any operations with "solid" archives.
+If you think that unusual file order is not problem for you, +and if better compression ratio with small dictionary is more important for you, +use 'qs' mode.
In 99% of these cases it means that the archive contains incorrect headers. @@ -99,6 +102,10 @@ of that program that their software is not ZIP-compatible.
There are also some ZIP archives that were encoded with methods unsupported by 7-Zip, for example, WAVPack (WinZip).
+7-Zip 9.20 supports RAR 2/3/4 formats only and doesn't support RAR5 archives. +But latest versions of 7-Zip supports RAR5 archives.
+7-Zip doesn't know folder path of drop target. Only Windows Explorer knows exact drop target. @@ -147,11 +154,25 @@ So you can use any dictionary in Windows x64, if you have required amount of phy
For exe installer: Use the "/S" parameter to do a silent installation and the "/D=dir" parameter -to specify the "output directory". These options are case-sensitive. -7-Zip uses the NSIS installer by Nullsoft.
+to specify the "output directory". These options are case-sensitive.For msi installer: Use the /q INSTALLDIR="C:\Program Files\7-Zip" parameters.
+ +There are some possible cases when archive is corrupted: +
It's possible to recover some data. Read about recovering procedure: + +
+ +Copyright (C) 2012 Igor Pavlov.
+Copyright (C) 2018 Igor Pavlov. The site is hosted at Digital Ocean