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IObit Smart Defrag Pro

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IObit Smart Defrag Pro






IObit Smart Defrag is a Disk Defragmenter, that accelerates the whole system with fast and efficient disk defragment. Based on IObit latest disk defrag engine and “Boot Time Disk Defrag” technology, Smart Defrag 5 is created with the world’s leading defragmentation ability. It not only provides defragmentation, but also intelligently streamlines your files based on using frequency, thus accelerating disk speed and the whole system for top performance! Smart Defrag 5 works fast, automatically and quietly in the background and is suitable for large hard drives. IObit Smart Defrag helps defragment your hard drive more efficiently than any other product on the market – free or not. It is known that disk fragments has been a primary cause of slow and unstable PC performance.



  • Higher File Access Speed
  • Disk fragmentation is generally the main cause of slow and unstable computer performance. In order to accelerate hard drive for faster data access and outstanding disk performance, Smart Defrag 4 provides efficient defragmentation to hard drives by optimizing file placement and consolidating free space. Then you can enjoy higher game launching speed, and copy files with only half of the time as before, etc.
  • Up to 100% Faster PC Startup
  • The Boot-time Defrag feature can defrag the system disk, in which some files cannot be safely moved while Windows is running, before the operating system is fully loaded. In this way, Smart Defrag 4 will boost your startup speed and enable your computer to run at top speed with the most stability.
  • Safe & Automatic Disk Defrag
  • Smart Defrag 4 not only provides disk defragmentation as any other tool does, but also optimizes it by intelligently streamlining your files based on using frequency. With IObit latest disk defrag engine, it is just as safe for your files as using Windows. And you just need to install & forget it. Smart Defrag 4 will automatically work for you with no data lost.



Changelog (v6.4.5)

  • Enhanced Disk Cleanup to free up more disk space
  • Updated Hungarian & Malay
  • Fixed known bugs



Homepage: http://www.iobit.com/en/iobitsmartdefrag.php
Release Date: 2020-02-26

OS: XP/Vista/7/8/10
Language: Multilingual







Installer (14.97 MB): http://update.iobit.com/dl/smart-defrag-setup.exe

Patch (143 KB):

Site: https://www.upload.ee
Sharecode: /files/10582488/Patch-IObit.Smart.Defrag.Pro.6.rar.html



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IObit Smart Defrag Pro Universal Activator



Site: https://www.upload.ee
Sharecode: /files/10495650/IObit_Uninstaller_DriverBooster_Pro_Activator_By_ActVer.zip.html



1. Exit From IObit Smart Defrag.

2. Place the Dll file in IObit Smart Defrag installation directory default:

x64bit: "C:\Program Files (x86)\IObit\Smart Defrag"

x32bit: "C:\Program Files\IObit\Smart Defrag"

3. Start IObit Smart Defrag Pro and Done. you have IObit Smart Defrag Pro Activated.


Not working? try this:


Download and install Visual C++ redistributable packages for VS 2015, 2017 and 2019,if you didn't already installed. might fix the loading of the dll.



And also x64 if you have win x64 bit:


After you are done installing give it another try.


SourceSite: https://support.microsoft.com/en-us/help/2977003/the-latest-supported-visual-c-downloads


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