English

Support
Original Prusa CW1S

Original Prusa CW1S support

Topics

Printer maintenance
Calibration
About your printer
Using the printer
Troubleshooting
3rd party accessories & Other projects
PrusaSlicer
Printables

Still need help?

Get support

We are here for you 24/7 all year round. If you can not find what you are looking for, please do not hesitate to contact us.

Blog

Newsletter

Signup and get our monthly squeeze on updates, blog, printables and much more.

By clicking, you agree to receive our newsletter.

This site is protected by reCAPTCHA Enterprise and the Google Privacy Policy and Terms of Service apply.

E-shop

© Prusa Research a.s.

Printables

Community

Help

Software

Company

© Prusa Research a.s.

Original Prusa CW1S support

Firmware 3.3.0

May 16, 2023

PrusaSlicer 2.7.3

April 18, 2024

Handbook 1.02

September 09, 2022

Useful links

CW1S Community Forum
CW1S Printable Parts
CW1S Spare Parts

Upgrade to CW1S from Original Prusa CW1

CW1 to CW1S Platform upgrade

CW1 to CW1S Platform upgrade

Fix common issues

Resin yellowing and how to reduce it

Resin yellowing and how to reduce it

When printing various resins, you may notice a more or less significant yellowing effect after curing your models. This affects most MSLA materials, including all of our Prusament…

Get started with CW1S

IPA pigment filter (CW1/CW1S)

IPA pigment filter (CW1/CW1S)

The Original Prusa Curing and Washing Machine (CW1/S) uses isopropyl alcohol (IPA) to wash the uncured resin around the print model before curing it. The resin usually leaves pigment…

Community posts

New user: Core One "Banging" Advice

10/8/2025, 6:22:12 PM
38 replies

2T to 5T upgrade: pay attention to this during assembly - incorrect information in assembly guide!

10/8/2025, 6:16:12 PM
2 replies

Where to sell my Prusa XLs?

10/8/2025, 6:14:21 PM
3 replies

The Cryogrip Pro Glacier plate is an excellent cheaper alternative to the Satin plate with one minor caveat on the Core One

10/8/2025, 5:40:02 PM
95 replies

Feature Request: Discord Notifications Improvement [Prusa Connect]

10/8/2025, 3:56:35 PM
1 reply