Crystal info Error on WD Black HDD

I ran Crystal Info on WD HDD Black bought only a few months ago and it is warning Caution C5 Current Pending Sector Count and C6 Uncorrectable Sector Count
Do I need to worry about this or how can I fix it? I have not run any utilities like chkdsk yet


You may refer to the following link:

Please see attached

Praful Shah

41 Craddocks Close


Milton Keynes

Mk13 9DX

M: 07877 43 73 77


(Attachment Lifeguard Diagnostics.docx is missing)

I cannot attach file done extended test and it comes as fail unable to repair sectors