# Why do I get these nasty corners?

**URL:** <https://forum.avidcnc.com/t/why-do-i-get-these-nasty-corners/5361>\
**Category:** General Chat\
**Created:** [October 14, 2025, 3:14pm UTC](https://forum.avidcnc.com/t/why-do-i-get-these-nasty-corners/5361 "2025-10-14T15:14:25Z")\
**Posts on this page:** 1\
**Showing post:** 23

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**Author:** ![Eric](https://yyz1.discourse-cdn.com/flex027/user_avatar/forum.avidcnc.com/eric/32/3220_2.png) [@Eric](https://forum.avidcnc.com/u/Eric)\
**Post date:** [October 16, 2025, 8:47pm UTC](https://forum.avidcnc.com/t/why-do-i-get-these-nasty-corners/5361/23 "2025-10-16T20:47:39Z")

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> [@carpsof](#):
>
> Where do you change accel settings?

You’re on a Mach machine right? There’s a good thread about that here: [Mach 4 Acceleration/ Deceleration](https://forum.avidcnc.com/t/mach-4-acceleration-deceleration/1123)

> [@carpsof](#):
>
> I dropped the speed 25% and still had the problem.

Before you even reach for a software solution make sure your machine is mechanically sorted out.

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