Hi Oreo,
Let us make your cleaning experience a breeze.
For best performance, we recommend installing your washer on a leveled solid floor, and clothes are properly distributed.
You may refer to this link about installing your washer and scroll down to level your washer:
https://www.samsung.com/us/support/answer/ANS00051342/
A complete video about washer shaking and vibration, and click the link to learn more about washer shakes and vibrations:
https://www.youtube.com/watch?v=ywOrH59K9Rw
Washer load:
https://www.samsung.com/us/support/answer/ANS00080262/
You may also watch this complete video about properly sorting and washing your laundry:
https://www.youtube.com/watch?v=R0HWsqn2ANo
The below link is the user manual for your model. Turn page 8 (Installation cautions - bullet #2), page 11 (bullet #5), page 12 (Safety Information - bullet #4), page 18 (Flooring), page 27 (Determine the load capacity), and page 50 (Excessive vibrations or makes noise) for reference:
https://downloadcenter.samsung.com/content/UM/202301/20230103164309469/WF6000T_UM_DC68-04006R-04_EN_CFR_MES_R.pdf
Should you need assistance, please feel free to get back to us via the following options:
1. Facebook Messenger: http://m.me/samsungsupport
2. Twitter: https://twitter.com/messages/compose?recipient_id=18768513
3. Samsung Community: https://us.community.samsung.com/t5/Samsung-Community/ct-p/us
When you message us, please provide us with this reference number 1145969682, to help our team pull up your information.
Have a great day.
Melardo