Uploaded May 2026 | Updated September 2026, 2 weeks ago

---

In this step you're "flashing" your firmware to be able to use an Automatic Tool Changer on an AltMill. A few careful steps are required in gSender but then you're good to go.

Your board will likely ship with the latest firmware already installed, but we occasionally make updates to add new features or address any discovered issues.

***Read this help article in addition to watching this help article***
Firmware & Flashing
resources.sienci.com/view/slb-firmware-flashing

Flashing is basically the process of updating, replacing or rewriting operating instructions of your CNC controller.

----------------------------

Subscribe to Sienci Labs
youtube.com/@SienciLabs

Join our Facebook Community group
facebook.com/groups/mill.one

Read our Company Blog
sienci.com/blog

Check your Order Status
sienci.com/order-status

#altmill #siencilabs #cncmachine #cncwoodworking #cncmachining #cncsoftware #gsender