Troubleshooting and Tips for Your External Hard Drives - WD

spin wdI am using 2 REDs 8TB of size in my desktop computer which runs 247. Windows 10 does not spin down the drives when set it to so in the energy plan. Basically i want to savei have a new 4TB WD blue and issues with it going into sleep mode (spindown). it is confured as drive E: and a pure DATA disk. i run windows 10 64 bit. i also tried hddscan