Why is the first corner of every layer always like this? - Snapmaker 2.0 - Snapmaker: where creation happens

Can anyone offer any advice on why the first corner of every layer is like this ?

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First layer problems - Snapmaker: where creation happens

Snapmaker 2.0 A350T Review: The Most Capable 3-in-1 3D Printer

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A250 and the first layer - Snapmaker 2.0 - Snapmaker: where

calibration problem in corners - Snapmaker 2.0 - Snapmaker: where

Snapmaker 2.0 Review - Amazing Machine With One Fatal Flaw

PrusaSlicer 2.6.0-alpha5 is OUT! - Page 2 – PrusaSlicer – Prusa3D

Snapmaker

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Snapmaker 2.0 A350 Rotary Module Bundle –

Snapmaker 2.0 A350 Rotary Module Bundle –