Defraggler，磁盘碎片整理软件，体积小巧，功能强大，完全免费，支持对指定的一个文件夹或文件进行磁盘整理等特色吸引了不少用户的目光。它和CCleaner师出同门，都是由Priiform开发，也同样秉承了一贯的轻巧，高效，免费的特点，Defraggler对系统资源占用极小、无需添加系统服务，用起来也实在是太简单。
新版变化：
http://piriform.com/defraggler/download
v2.22.995 (22 May 2018)
– Fixed a bug that caused a scheduled defrag to fail silently
– Improved SSD detection for newer SSD devices
– Improved SSD detection for laptops
– Added new Privacy menu Installer
– /L (list) switch now highlights SSDs
– Added a warning when attempting to defrag SSDs
– Added switch for forcing defragmentation of SSDs
– Fixed text cutoff on the ‘Defrag’ button in Dutch
– Added a warning when attempting to defrag SSDs
– Fixed text bleeds in the installer for German and other languages
此版特点
# 免序列号注册，集成许可密钥，启动即为专业版！单文件可保存设置；
# 采用官方简体中文语言模块本地化，完整修正简体中文语言，无需额外语言模块；
# 原生绿色便携化，配置保存在Defraggler.ini，需保存在注册表删除INI文件即可；
# 去界面右下角“检查更新…”，去选项设置中“语言”和“更新”项并调整界面；
Defraggler v2.22.995 已注册专业版修订中文绿色版 + 单文件版
百度网盘：http://pan.baidu.com/s/1hshTYhm 密码：8ay4
Defraggler 2.22.995 Professional / Business / Technician Edition 官方版
https://download.ccleaner.com/pro/dfsetup222_pro.exe
https://download.ccleaner.com/te/dfsetup222_te.exe
https://download.ccleaner.com/be/dfsetup222_be.exe
https://www.ccleaner.com/defraggler/download/portable/downloadfile
Pirifom旗下软件序列号激活密钥生成器，可以在线激活！