When the Z0 height is too high, it will not stick to the hot bed (as shown in the figure below), click Z-0.05 or Z-0.0125 according to the actual situation (click once and the Z height will drop by 0.05mm or 0.0125mm), until the first layer of the model is in line with the The hot bed sticks perfectly.
When the Z0 height is too low, there will be warping and very rough surface (as shown in the figure below). Click Z+0.05 or Z+0.0125 according to the actual situation (click once to increase the Z height by 0.05mm or 0.125mm), until the first layer of the model is perfectly adhered to the hot bed.