Challenges with D408 Zymo DNA Plus Kit: Seeking Solutions

I'm reaching out to the community for advice regarding the D408 Zymo DNA Plus Kit. Despite following the protocol meticulously, I'm encountering issues with inconsistent DNA yields and purity levels. Has anyone experienced similar problems with this kit? Are there any tips or modifications to the procedure that might help improve the results? Any insights or suggestions would be greatly appreciated as I troubleshoot this ongoing issue. Thank you in advance for your help!