Failed Drive - Advice required on replacement please

[undead_geo]

I’ve successfully upgrade my 6TB MBLD to 12TB by following below thread :-

An easier way to increase MBLD capacity

DISCLAIMER Be aware that this will void your warranty and is only to be used as a last resort when you have no dashboard or SSH I am not responsible for any loss of data as a result of you following this guide PROCEED AT YOUR OWN RISK I own a MBLD 4TB and recent I found one of it’s hard drive has bad block, so I want to replace the hard drive to a larger size. To ensure the new disks were compatible, I read a lot of articles especially the debrick guide from @nfodiz As my MBLD is not so…

I used 2x 6TB WD Red drives.