口碑不錯的磁碟重組軟體 - O&O Defrag，該公司被奉為磁碟重組大廠，推出時都是收費的版本，因應免費趨勢而推出了免費版，定期的重組硬碟就像保養車子一樣意思，可以讓電腦開機更快，程式運作更順暢！免費版功能有限，且此軟體開機時會長駐處理程序。（阿榮）（Hero推薦）
O&O Defrag Free Edition merges fragments that were created while Windows was saving files. Merging them increases your computer’s performance considerably.下載連結→ [32位元] [64位元]
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