Pro 2 1.6.21 (08/25/2026)
New Features:
- Optical Polish Tank is now supported, including RFID detection, kit-level parameter
reading, tank mismatch pre-print error handling, and a new detected prompt when no
resin is selected - IPv6 support has been added
Bug Fixes:
- The heating countdown no longer pauses or gets stuck at 1 second when viewing the 3D
preview during heating - The material selection page now appears correctly when installing a new resin tank
regardless of build platform status - Software updates now complete correctly during the FTUE setup flow
- After scanning materials in AutoPrint, the scanning switch is now correctly turned off
- AutoPrint now correctly displays print time and material usage when print time is 1 hour
or more - Printing can no longer start when the optical panel is removed
- Resin tank status now correctly shows "Replace Now" on the pre-print screen when
required - The material selection page no longer appears unexpectedly after login or when opening
AutoPrint - Clicking "View in Queue" from the Receiving Queue page no longer triggers the scanner
light or causes a crash - "Print Now" and "View in Queue" now work correctly from the Manual Resin selection
page - The LAN connection status is now accurately reflected after a restart
- After restoring factory settings, the wired IP setting now defaults to Automatic
- Tapping the Wi-Fi button on the 3D preview page during printing no longer causes the
print page to disappear - Shared jobs sent between accounts now retain their original name
- Shared jobs deleted during download no longer reappear
- The login screen no longer stays stuck on "Signing in" on poor networks
- The printer no longer becomes unresponsive when tapping Back on the DMK resin tank
update page - The lid lock is now correctly released when printing is cancelled due to excessive LED
temperature - OP tank-related text is now displayed in the correct device language
- Pro 2 no longer freezes mid-print with the platform stuck in the tank
- Localization inconsistencies in French on the printer settings page have been corrected
Pro 2 1.5.26 (08/25/2026)
New Features:
- Improved the detection of debris and other potential print failures during printing
Bug Fixes:
- Print jobs freezing mid-print have been resolved
- The Print Now option is now correctly disabled during an active print to prevent UI inconsistency
- Printer status is now correctly updated when preheat is canceled
- A crash that occurred after logging out and tapping the account icon has been fixed
- The lid lock is now released correctly when a print is canceled due to low temperature
- LAN status is now correctly cleared after disconnection, and no longer blocks Wi-Fi reconnection
- An issue where AutoPrint occasionally sent two queue entries for a single job has been resolved
- The printer no longer redirects to the connectivity page when returning to settings
- Print jobs interrupted by a power cycle are now correctly added to History
- Multiple localization issues causing text overlap, truncation, and incorrect translations across
French, Italian, Spanish, Japanese, and German have been addressed
Pro 2 1.4.31 (05/06/2026)
New Features:
- You can now view a 3D preview of your print job in Queue and History
- A comprehensive update to the Duo Kit UI for an improved printing and updating experience
Bug Fixes:
- Improved Duo Kit reliability in poor network environments
- Wi-Fi now automatically reconnects to your network after Pro 2 restarts
- Fixed an issue that was affecting resin synchronization between SprintRay Cloud and Pro 2
- AutoPrint reliability was improved, fixing duplicate jobs, stuck “Preparing Print Job” screens, time display, deselect-all behavior, and missing error notification emails
- Software updates will now automatically download and restart the device instead of requiring separate inputs for each action
- Fixed an issue where selecting a language didn’t properly highlight your selection
- Various other UI fixes and performance improvements
Pro 2 1.3.25 (03/03/2026)
New Features:
- AutoPrint is now supported on Pro 2
Bug Fixes:
- Corrected regional date and time shown to match device location
- Device date sync issues affecting last check reporting were fixed
- UI text overlap issues across multiple screens in multiple languages were resolved on Pro 2
- Empty file uploads from advanced diagnostics USB export were fixed on Pro 2
- Incorrect kit platform and tank display in device information was fixed on Pro 2
- A crash when selecting Try Again on the update failure page was resolved
- Resin tank issues for arch and standard kits were corrected
- Missing print info and remaining time in German were resolved
- Other UI fixes and performance improvements
Pro 2 1.2.0 (08/16/2025)
New Features:
- Added Duo Kit support
- USB files are now sorted in alphabetically and filtered out unsupported files
- Pro 2 will support plaid mode when enabled to shorten printing speed with Arch Kit
Bug Fixes:
- The missing low temperature icon at low temperatures was fixed
- Inconsistent prompts between home and device pages when installing an incompatible resin tank were corrected
- A condition where the printer did not start or exit sleep with direct print was fixed
- An unresponsive settings button was fixed
- An issue preventing account sign-out was fixed
- A scan error where the camera did not turn on after selecting resin during FTUE was fixed
- Other UI fixes and performance improvements
Pro 2 1.1.0 (06/11/2025)
New Features:
- New feature "Preheating" added to warm up resin before starting a print
- USB files are now sorted in alphabetical order
- New language added: Japanese
Bug Fixes:
- Abnormal badge modification behavior was corrected
- Countdown display was corrected to show accurate time on Pro 2
- A missing comma was added to the keyboard on Pro 2
- Various other UI fixes and performance improvements
Pro 2 1.0.9 (03/11/2025)
New Features:
- Pro 2 will now play a completion sound when a print job is finished
- Traditional Chinese language support added
- Added the ability to initiate and manage resin preheating from the home screen
- The printer will automatically go into sleep mode when the printer is idle to save power
Bug Fixes:
- Fixed an issue that caused the printer to get stuck in an update loop when updating firmware
- The printer will no longer get stuck in a continuous cycle of checking for updates
- Fixed an issue that was causing print jobs to freeze in the middle of printing
- Fixed an issue where the printer wasn’t properly displaying its software version
- Various other UI fixes and performance improvements
Pro 2 1.0.8 (12/04/2024)
New Features:
- Improved connection to SprintRay Cloud
- Your printer can now receive queued jobs even when not connected to SprintRay Cloud
- Print job previews for Pro 2 are now visible on Dashboard
- Improved the resin selection list
Bug Fixes:
- Fixed an issue where QR codes were displaying improperly
- Resolved an issue causing the printer to incorrectly indicate it was disconnected
- Addressed several issues related to checking for updates
- Added several missing badge notifications
- Fixed multiple issues that were causing device crashes
- Improved the accuracy of print time estimates and the progress bar
- Various other UI fixes and performance improvements
Pro 2 1.0.7 (09/11/2024)
New Features:
- Added support for Arch Kit accessory compatibility with Pro 2 printers
- New notifications screens before starting a job to know if there are any errors that needs attention
- Added DNS to manual networking configuration
Bug Fixes:
- Keyboard disappears after multiple manual sign-ins.
- Account remains logged in after FTUE restarts.
- Various inconsistencies in UI elements, such as optical panel progress bar, and resin tank information not matching Figma designs.
- Fixed freezing, inaccurate print time estimates, and problems with pre-heating and printing.
- Resin tank and material scanning issues, including incorrect expiration date formats and unresponsive interfaces.
- Issues with FTUE (First Time User Experience) processes, including inaccurate prompts and failure to handle expired materials properly.
- Other UI fixes and performance improvements
Pro 2 1.0.6 (08/14/2024)
New Features:
- A debris detection protocol will now run before every print job to prevent damage to the Optical Panel
Bug Fixes:
- Fixed Static IP and other networking performance problems
- Other UI fixes and performance improvements