zip解压软件下载官方最新免费版

　　7-Zip是一款著名免费开源文件解压缩软件，号称有着现今最高压缩比的文件压缩管理软件，不仅支持独有的7z文件格式，而且还支持各种其它压缩文件格式，包括ZIP, RAR, CAB, GZIP, BZIP2和TAR等等。此软件压缩的压缩比要比普通ZIP文件高30-50%，因此，它可以把Zip格式的文件再压缩2-10%。

　　新版变化

　　7-zip.org/history.txt

　　v18.05 2018-04-30

　　- The speed for LZMA/LZMA2 compressing was increased

　　by 8% for fastest/fast compression levels and

　　by 3% for normal/maximum compression levels.

　　- 7-Zip now shows Properties (Info) window and CRC/SHA results window

　　as “list view” window instead of “message box” window.

　　- Some improvements in zip, hfs and dmg code.

　　- Previous versions of 7-Zip could work incorrectly in “Large memory pages” mode in

　　Windows 10 because of some BUG with “Large Pages” in Windows 10.

　　Now 7-Zip doesn’t use “Large Pages” on Windows 10 up to revision 1709 (16299).

　　- The vulnerability in RAR unpacking code was fixed (CVE-2018-10115).

　　- Some bugs were fixed.

　　下载地址

　　7-Zip 18.05 Final (x32/x64)

　　7-Zip 18.05 Final 绿色便携版