Try this
Stand type
➔ First way
1. If the screw fixing the monitor and the stand body is loose, then fasten it again.
2. If the stand base is shaking, then fasten the screw at the bottom by turning it with a hand driver or coin.
➔ Second way
1. If the monitor and the stand body are not fixed, then insert the stand body to the top groove for fixing and then press down to fix it again.
2. If the stand base is shaking, then again for fasten the screw at the bottom again by turning it with a hand driver or coin.
Ergo(arm) type
1. If the stand body installed in the table is shaking, then turn the handle at the bottom to fix it again.
2. After fixing the stand body with a handle, if the screen levelness is off, then grab the left/right of the monitor gently and adjust the levelness.
3. After completing the installation, if the screen levelness is off, then grab the left/right of the monitor gently and adjust the levelness.
This guide was created for all models, so the images or content may be different from your product.