Lost video files via folder lock [Closed]

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Hello,

Hi dude please help

I locked my video files with folder lock software during this operation my laptop get not responding mode. after close the program option many of them my video files lost. after i try recovery my files it shows my files status as deleted and changes as file extension as .aaa . i tried many ways but its not open.

only one small goodness i have my files as original size in .aaa format . but any video didt play

plz help and do the needffull