I lost my data in my pc how can i recover that? i dont have backup

I lost my data in my pc how can i recover that i dont have backup?

How to recover deleted photos, videos,pdf, word,excel,zip,and other files from pc

Use “Undelete” to recover deleted files from pc

Use “Unformat” to recover data from formatted pc

Use “Recover partition” to recover files if computer partitions changed or damaged or deleted.

Use “Full Scan” to restore photos, videos, word, excel, pdf and other files from pc