Windows 8 EFS certificate lost , please help


New Member
Hello All,
I have windows 8.1 pro,

Before 4 years my friend did clean install of windows 8.1pro from windows 7 ,

I have 5-6 documents which i had encrypted with efs .

My friend forgot to take back up of efs key certificate,

Now i can't open without efs key certificate,

Please help me to recover documents.
Thank you all