WHITEPAPER
Formlabs Logo

Firmware downloads and release notes

Firmware downloads and release notes

This article summa1rizes the changes for each firmware release. Review the PreForm release notes to learn more about the improvements that come with each software release.

For instructions on installing a firmware update to your Formlabs product, view the following articles:

 

Neueste Versionen

Stay up to date with the latest printer firmware.

PrinterVersion NumberRelease DateDownload
Fuse 1Firmware 1.24.1March 26, 2026Link
Fuse 1+ 30WFirmware 1.24.1March 26, 2026Link
Fuse SiftFirmware 1.7.0April 24, 2025Link
Fuse BlastFirmware 1.3.1July 22, 2025Link
Form 4BFirmware 1.16.1June 18, 2026Link
Form 4Firmware 1.16.1June 18, 2026Link
Form 4LFirmware 1.16.1June 18, 2026Link
Form 4BLFirmware 1.16.1June 18, 2026Link
Form 3BLFirmware 2.5.6March 24, 2026Link
Form 3LFirmware 2.5.6March 24, 2026Link
Form Wash L V1
Form Wash L V2		Firmware 1.4.0March 17, 2026Link
Form Cure L V1Firmware 1.3.0January 28, 2025Link
Form 3B/Form 3B+Firmware 2.5.6March 24, 2026Link  
Form 3/Form 3+Firmware 2.5.6March 24, 2026Link
Form AutoFirmware 2.4.0March 21, 2024Link
Form 2Firmware 1.19.27May 18, 2023Link
Form 1+Firmware 1.40December 17, 2014Link

Form Wash V1, Form Wash V2, Form Cure V1, Form Cure V2, and Form Cure L V2 firmware updates are distributed with PreForm rather than as separate downloadable files. The latest firmware versions are:

  • Form Wash V1: 2.1.0
  • Form Wash V2: 2.1.0
  • Form Cure V1: 2.1.0
  • Form Cure V2: 1.3.1
  • Form Cure L V2: 1.2.4

Fuse 1

Die folgenden empfohlenen Updates für Fuse-1-Drucker:

VersionWhat's NewDateDownload
1.24.1
  • Compatible with PreForm 3.26.0 and later
  • Bug fixes:
    • Diagnostic print evaluation: Fixed a bug that prevented diagnostic prints from being evaluated on some printers and test prints.
March 26, 2026Link
1.24.0
  • Compatible with PreForm 3.26.0 and later
  • New features:
    • Diagnostic print evaluation: Added a new feature that allows the on-printer evaluation of previously-run diagnostic prints for optical cleanliness, exhaust cleanliness, and laser performance. The prints currently supported for on-printer evaluation are an optics check and Bed Temperature Tuning print. Tap Settings > Tools > Diagnostic Prints to view the list of print jobs. Note that only diagnostic prints run after this firmware was installed are available for analysis.
    • Non-critical sensor faults: The printer shows a QR code linking to support pages when non-critical sensor faults are triggered.
    • Prevent priming with full build chambers: Priming will fail if the build chamber has not been removed since the last completed print, preventing damage to the printer.
  • Bug fixes:
    • Powder card location indicator: All UI screens should now show the powder card at the correct location.
    • Duplicated Error History: Fixed an issue where the entries in the printer's Error History were duplicated.
    • Buffer flipper calibration: Fixed an issue where the flipper calibration could not be performed when the UI language was set to Chinese.
February 23, 2026Link

Fuse 1+ 30W

Die folgenden empfohlenen Updates für Fuse-1+-30W-Drucker wurden durchgeführt:

VersionWhat's NewDateDownload
1.24.1
  • Compatible with PreForm 3.26.0 and later
  • Bug fixes:
    • Diagnostic print evaluation: Fixed a bug that prevented diagnostic prints from being evaluated on some printers and test prints.
March 26, 2026Link
1.24.0
  • Compatible with PreForm 3.26.0 and later
  • New features:
    • Diagnostic print evaluation: Added a new feature that allows the on-printer evaluation of previously-run diagnostic prints for optical cleanliness, exhaust cleanliness, and laser performance. The prints currently supported for on-printer evaluation are an optics check and Bed Temperature Tuning print. Tap Settings > Tools > Diagnostic Prints to view the list of print jobs. Note that only diagnostic prints run after this firmware was installed are available for analysis.
    • Non-critical sensor faults: The printer shows a QR code linking to support pages when non-critical sensor faults are triggered.
    • Prevent priming with full build chambers: Priming will fail if the build chamber has not been removed since the last completed print, preventing damage to the printer.
  • Bug fixes:
    • Powder card location indicator: All UI screens should now show the powder card at the correct location.
    • Duplicated Error History: Fixed an issue where the entries in the printer's Error History were duplicated.
    • Buffer flipper calibration: Fixed an issue where the flipper calibration could not be performed when the UI language was set to Chinese.
February 23, 2026Link

Fuse Sift

Note:

Fuse Sift units that have had their motherboard replaced cannot run firmware versions earlier than 1.5.2. Any attempt to roll back the firmware to an older version on a Fuse Sift without its original motherboard will fail to complete.

Die folgenden empfohlenen Updates für Fuse-Sift-Pulverrückgewinnungsstationen wurden veröffentlicht:

VersionWhat's NewDateDownload
1.7.0
  • Compatible with PreForm 3.26.0 and later
  • Improved warning messages during build chamber cooldown.
  • Changed default refresh rate for Nylon 12 Tough Powder from 30% to 20%, matching Formlabs recommendations.
  • Fixed messaging inconsistencies when trying to fill a powder cartridge from an empty hopper.
  • Added workflows for calibrating the doser and mixer after replacement.
April 24, 2025Link

Fuse Blast

Die folgenden empfohlenen Updates für Fuse-Blast-Strahlkabinen wurden empfohlen:

VersionWhat's NewDateDownload
1.3.1
  • Compatible with PreForm 3.34.0 and later
  • Bug fixes:
    • Fixed issue preventing new Fuse Blast units from being programmed correctly during production.
July 22, 2025Link

Form 4B

Die folgenden empfohlenen Updates für Form-4B-Drucker:

VersionWhat's NewDateDownload
1.16.1
  • Compatible with PreForm 3.40.1 and later
  • New features:
    • Mark a print as favorite: You can mark your print as favorite either in the queue or in the history. All favorite items appear in the list on the Favorites tab.
  • Improvements:
    • Split tab view for your print queue and print history: View your past prints in the History tab without needing to scroll through the print queue.
  • Bug fixes:
    • Fixed an issue where the printer would get stuck in a print download loop from Dashboard on a very poor internet connection.
    • Fixed several minor issues on the printer UI, which affected only the interface and were unrelated to print quality.
June 18, 2026Link
1.15.2
  • Compatible with PreForm 3.40.1 and later
  • Improvements:
    • Disable notification pop-ups using the new configuration menu under Settings > Configuration > Notifications and alerts. You can control whether you are reminded to clean your build platform, lock the mixer, open the resin cartridge vent cap, and clean the resin tank after a failed print.
  • Bug fixes:
    • Fixed an issue on Form 4L generation printers where, when using a Resin Pumping System in one cartridge slot and a regular resin cartridge in the other, the printer would not automatically switch to use the resin cartridge if the 5 L jug for the Resin Pumping System ran dry.
    • Fixed an issue where resin dispensing stopped when the resin tank overfill warning was ignored.
May 26, 2026Link
1.15.1
  • Compatible with PreForm 3.40.1 and later
  • Bug fixes:
    • Fixed an issue where the UI shows duplicated Fit Tuning entries
    • Fixed issue with job names written with Hebrew characters
    • Fixed an issue where the printer would lose communication with Dashboard when using an unused resin tank
March 23, 2026Link
1.15.0
  • Compatible with PreForm 3.40.1 and later
  • New features:
    • Custom cleaning sheet time: When printing a cleaning sheet, you can set a custom print time for each material.
    • High Volume Manufacturing mode: With High Volume Manufacturing mode enabled, the printer keeps the resin tank full, heated, and mixed between prints, helping high-volume users reduce preprint times and stay ready to print.
  • Improvements:
    • The printer now says Downloading job instead of Uploading job when a job is being transferred from PreForm or Dashboard to the printer.
    • The screen now shows the resin tank cleaning workflow when a tank with uncleaned debris is inserted to the printer.
  • Bug fixes:
    • Fixed an issue where tapping the touchscreen to wake the printer also registered as interaction with the touchscreen
    • Fixed the text on the drain cartridge and load cell calibration screens on Form 4L generation printers
    • Fixed missing log upload confirmation after manual log upload
February 2, 2026Link

Form 4

Die folgenden empfohlenen Updates für Form-4-Drucker:

VersionWhat's NewDateDownload
1.16.1
  • Compatible with PreForm 3.40.1 and later
  • New features:
    • Mark a print as favorite: You can mark your print as favorite either in the queue or in the history. All favorite items appear in the list on the Favorites tab.
  • Improvements:
    • Split tab view for your print queue and print history: View your past prints in the History tab without needing to scroll through the print queue.
  • Bug fixes:
    • Fixed an issue where the printer would get stuck in a print download loop from Dashboard on a very poor internet connection.
    • Fixed several minor issues on the printer UI, which affected only the interface and were unrelated to print quality.
June 18, 2026Link
1.15.2
  • Compatible with PreForm 3.40.1 and later
  • Improvements:
    • Disable notification pop-ups using the new configuration menu under Settings > Configuration > Notifications and alerts. You can control whether you are reminded to clean your build platform, lock the mixer, open the resin cartridge vent cap, and clean the resin tank after a failed print.
  • Bug fixes:
    • Fixed an issue on Form 4L generation printers where, when using a Resin Pumping System in one cartridge slot and a regular resin cartridge in the other, the printer would not automatically switch to use the resin cartridge if the 5 L jug for the Resin Pumping System ran dry.
    • Fixed an issue where resin dispensing stopped when the resin tank overfill warning was ignored.
May 26, 2026Link
1.15.1
  • Compatible with PreForm 3.40.1 and later
  • Bug fixes:
    • Fixed an issue where the UI shows duplicated Fit Tuning entries
    • Fixed issue with job names written with Hebrew characters
    • Fixed an issue where the printer would lose communication with Dashboard when using an unused resin tank
March 23, 2026Link
1.15.0
  • Compatible with PreForm 3.40.1 and later
  • New features:
    • Custom cleaning sheet time: When printing a cleaning sheet, you can set a custom print time for each material.
    • High Volume Manufacturing mode: With High Volume Manufacturing mode enabled, the printer keeps the resin tank full, heated, and mixed between prints, helping high-volume users reduce preprint times and stay ready to print.
  • Improvements:
    • The printer now says Downloading job instead of Uploading job when a job is being transferred from PreForm or Dashboard to the printer.
    • The screen now shows the resin tank cleaning workflow when a tank with uncleaned debris is inserted to the printer.
  • Bug fixes:
    • Fixed an issue where tapping the touchscreen to wake the printer also registered as interaction with the touchscreen
    • Fixed the text on the drain cartridge and load cell calibration screens on Form 4L generation printers
    • Fixed missing log upload confirmation after manual log upload
February 2, 2026Link

Form 4BL

Die folgenden empfohlenen Updates für Form-4BL-Drucker:

VersionWhat's NewDateDownload
1.16.1
  • Compatible with PreForm 3.40.1 and later
  • New features:
    • Mark a print as favorite: You can mark your print as favorite either in the queue or in the history. All favorite items appear in the list on the Favorites tab.
  • Improvements:
    • Split tab view for your print queue and print history: View your past prints in the History tab without needing to scroll through the print queue.
  • Bug fixes:
    • Fixed an issue where the printer would get stuck in a print download loop from Dashboard on a very poor internet connection.
    • Fixed several minor issues on the printer UI, which affected only the interface and were unrelated to print quality.
June 18, 2026Link
1.15.2
  • Compatible with PreForm 3.40.1 and later
  • Improvements:
    • Disable notification pop-ups using the new configuration menu under Settings > Configuration > Notifications and alerts. You can control whether you are reminded to clean your build platform, lock the mixer, open the resin cartridge vent cap, and clean the resin tank after a failed print.
  • Bug fixes:
    • Fixed an issue on Form 4L generation printers where, when using a Resin Pumping System in one cartridge slot and a regular resin cartridge in the other, the printer would not automatically switch to use the resin cartridge if the 5 L jug for the Resin Pumping System ran dry.
    • Fixed an issue where resin dispensing stopped when the resin tank overfill warning was ignored.
May 26, 2026Link
1.15.1
  • Compatible with PreForm 3.40.1 and later
  • Bug fixes:
    • Fixed an issue where the UI shows duplicated Fit Tuning entries
    • Fixed issue with job names written with Hebrew characters
    • Fixed an issue where the printer would lose communication with Dashboard when using an unused resin tank
March 23, 2026Link
1.15.0
  • Compatible with PreForm 3.40.1 and later
  • New features:
    • Custom cleaning sheet time: When printing a cleaning sheet, you can set a custom print time for each material.
    • High Volume Manufacturing mode: With High Volume Manufacturing mode enabled, the printer keeps the resin tank full, heated, and mixed between prints, helping high-volume users reduce preprint times and stay ready to print.
  • Improvements:
    • The printer now says Downloading job instead of Uploading job when a job is being transferred from PreForm or Dashboard to the printer.
    • The screen now shows the resin tank cleaning workflow when a tank with uncleaned debris is inserted to the printer.
  • Bug fixes:
    • Fixed an issue where tapping the touchscreen to wake the printer also registered as interaction with the touchscreen
    • Fixed the text on the drain cartridge and load cell calibration screens on Form 4L generation printers
    • Fixed missing log upload confirmation after manual log upload
February 2, 2026Link

Form 4L

Die folgenden empfohlenen Updates für Form-4L-Drucker:

VersionWhat's NewDateDownload
1.16.1
  • Compatible with PreForm 3.40.1 and later
  • New features:
    • Mark a print as favorite: You can mark your print as favorite either in the queue or in the history. All favorite items appear in the list on the Favorites tab.
  • Improvements:
    • Split tab view for your print queue and print history: View your past prints in the History tab without needing to scroll through the print queue.
  • Bug fixes:
    • Fixed an issue where the printer would get stuck in a print download loop from Dashboard on a very poor internet connection.
    • Fixed several minor issues on the printer UI, which affected only the interface and were unrelated to print quality.
June 18, 2026Link
1.15.2
  • Compatible with PreForm 3.40.1 and later
  • Improvements:
    • Disable notification pop-ups using the new configuration menu under Settings > Configuration > Notifications and alerts. You can control whether you are reminded to clean your build platform, lock the mixer, open the resin cartridge vent cap, and clean the resin tank after a failed print.
  • Bug fixes:
    • Fixed an issue on Form 4L generation printers where, when using a Resin Pumping System in one cartridge slot and a regular resin cartridge in the other, the printer would not automatically switch to use the resin cartridge if the 5 L jug for the Resin Pumping System ran dry.
    • Fixed an issue where resin dispensing stopped when the resin tank overfill warning was ignored.
May 26, 2026Link
1.15.1
  • Compatible with PreForm 3.40.1 and later
  • Bug fixes:
    • Fixed an issue where the UI shows duplicated Fit Tuning entries
    • Fixed issue with job names written with Hebrew characters
    • Fixed an issue where the printer would lose communication with Dashboard when using an unused resin tank
March 23, 2026Link
1.15.0
  • Compatible with PreForm 3.40.1 and later
  • New features:
    • Custom cleaning sheet time: When printing a cleaning sheet, you can set a custom print time for each material.
    • High Volume Manufacturing mode: With High Volume Manufacturing mode enabled, the printer keeps the resin tank full, heated, and mixed between prints, helping high-volume users reduce preprint times and stay ready to print.
  • Improvements:
    • The printer now says Downloading job instead of Uploading job when a job is being transferred from PreForm or Dashboard to the printer.
    • The screen now shows the resin tank cleaning workflow when a tank with uncleaned debris is inserted to the printer.
  • Bug fixes:
    • Fixed an issue where tapping the touchscreen to wake the printer also registered as interaction with the touchscreen
    • Fixed the text on the drain cartridge and load cell calibration screens on Form 4L generation printers
    • Fixed missing log upload confirmation after manual log upload
February 2, 2026Link

Form 3BL

Die folgenden empfohlenen Updates für Form-3BL-Drucker:

VersionWhat's NewDateDownload
2.5.6
  • Compatible with PreForm 3.33.0 and later
  • Bug fixes:
    • Fixed issue where Open Material Mode licenses can disappear from a printer even though the license is active
March 24, 2026Link

Form 3L

Die folgenden empfohlenen Updates für Form-3L-Drucker wurden durchgeführt:

VersionWhat's NewDateDownload
2.5.6
  • Compatible with PreForm 3.33.0 and later
  • Bug fixes:
    • Fixed issue where Open Material Mode licenses can disappear from a printer even though the license is active
March 24, 2026Link

Form Wash L V1 and Form Wash L V2

Die folgenden empfohlenen Aktualisierungen für den Form Wash L wurden vorgenommen:

VersionWhat's NewDateDownload
1.4.0
  • Added support for Resin Washing Solution on Form Wash L. When Resin Washing Solution is selected, the solvent monitor will measure saturation of the solvent.
March 17, 2026Link

Form Cure L V1

The following were recommended updates for the Form Cure L V1:

VersionWhat's NewDateDownload
1.3.0
  • Added support for Fast Model V1 Resin, Black V5 Resin, Clear V4.1 Resin, Clear V5 Resin, Durable V2.1 Resin, Elastic 50 V2 Resin, Flexible 80 V1.1 Resin, Grey V5 Resin, Rigid 10K V1.1 Resin, Tough 1500 V1.1 Resin, Tough 2000 V1.1 Resin, White V5 Resin, Flame Retardant V1 Resin, and Precision Model V1 Resin
January 28, 2025Link

Form 3B/Form 3B+

Die folgenden empfohlenen Updates für Form-3B-Drucker:

VersionWhat's NewDateDownload
2.5.6
  • Compatible with PreForm 3.33.0 and later
  • Bug fixes:
    • Fixed issue where Open Material Mode licenses can disappear from a printer even though the license is active
March 24, 2026Link

Form 3/Form 3+

Die folgenden empfohlenen Updates für Form-3-Drucker:

VersionWhat's NewDateDownload
2.5.6
  • Compatible with PreForm 3.33.0 and later
  • Bug fixes:
    • Fixed issue where Open Material Mode licenses can disappear from a printer even though the license is active
March 24, 2026Link

Form Auto

Die folgenden empfohlenen Updates gelten für Form-3- und Form-3B-Drucker, die an einen Form Auto angeschlossen sind:

VersionWhat's NewDateDownload
2.4.0
  • Compatible with PreForm 3.33.0 and later
March 21, 2024Link
2.3.0
  • Compatible with PreForm 3.33.0 and later
  • Enabled the printer to start jobs sent using custom print settings from the new Print Settings Editor tool in PreForm
  • Fixed a bug where some tanks programmed to a material not for biocompatible applications could be reprogrammed to a material for biocompatible applications
  • Added the ability to use the new High Volume Resin System on Form 3, Form 3+, Form 3B, and Form 3B+ printers
November 15, 2023Link
2.2.1
  • Compatible with PreForm 3.29.0 and later
  • Fixed a bug that made Form Auto harvest video not visible in Dashboard
October 17, 2023Link
2.2.0
  • Compatible with PreForm 3.29.0 and later
  • Automatically sets Z-Height Offset value when a Form Auto is plugged in
September 21, 2023Link

Form 2

Die folgenden Updates wurden für Form-2-Drucker empfohlen:

VersionWhat's NewDateDownload
1.19.26
  • Compatible with PreForm 3.24.0 and later
  • Updated the list of certified cartridge production facilities
January 25, 2023Link
1.19.25
  • Compatible with PreForm 3.24.0 and later
  • Added support for PU Rigid 650 Resin at 50 and 100 microns
  • Added support for PU Rigid 1000 Resin at 50 and 100 microns
May 19, 2022Link
1.19.24
  • Compatible with PreForm 3.24.0 and later
  • Added support for BioMed Black Resin at 50 and 100 microns
  • Added support for BioMed White Resin at 50 and 100 microns
  • Various bug fixes
April 12, 2022Link
1.19.23
  • Improved Dental LT Clear Resin cartridge detection
  • Various bug fixes
March 3, 2022Link
1.19.22
  • Added support for IBT Resin
  • Various bug fixes
February 16, 2021Link
1.19.21
  • Added support for Castable Wax 40 Resin
  • Various bug fixes
January 7, 2021Link
1.19.20
  • Added support for Rigid 10K Resin
  • Added support for Draft V2 Resin
  • Various bug fixes
October 27, 2020Link

Form 1+

Die folgenden empfohlenen Updates für Form-1+-Drucker:

VersionWhat's NewDateDownload
1.40
  • This is the latest version of firmware that is compatible with the Form 1+
  • Dashboard registration from printer
  • Display MAC addresses in the UI
  • Pre-print checks for failed uploads
December 17, 2014Link
1.3f
  • Peel cycle optimizations
  • Print speed optimizations
  • Add capability to better handle fine tuning settings
  • Fix occasional incorrect LCD display
May 19, 2014N/A

Ältere Versionen

Looking for previous versions of firmware from before the year 2025? Check the archive: