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Manuals & Software

Latest Firmware Updates

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Update your Celestron product firmware by downloading and running the Celestron Firmware Manager (CFM)

Product Version Release Date Updates
Advanced VX (AVX) 7.15.8270 November-2018
  • Retuned feedback loop. Improves tracking slightly and slewing at rates 2 - 6.
  • Reduced drop error at the end of a goto operation.
AMW007 WiFi module (3rd generation) 1.2.0.10 February-2018 Initial Release
Astro Fi 7.17.0031 April-2020 Bug Fix: Data corruption on SSA camera when used with internal Gen3 WiFi
CGX 7.17.0031 April-2020
  • Eliminate switch failure false alarms
  • Bug Fix: Data corruption on SSA camera
CGX-L 7.17.0031 April-2020
  • Eliminate switch failure false alarms
  • Bug Fix: Data corruption on SSA camera
NexStar Evolution 7.17.0098 April-2020
  • Bug Fix: Version number not reported correctly.
  • Bug Fix: Wifi config error introduced by 7.17.0031
7.17.0031 April-2020 Bug Fix: Data corruption on SSA camera when used with internal Gen3 WiFi
Motorized Focuser Accessory 7.16.9300 December-2019 Mitigation of potential damage caused by user attempting to use wrench to turn focus motor while powered on
NexStar+ Hand Control 5.34.2160 July-2022 (Released for GEM only) Bug Fix: GEM mounts were misidentified as Evolution after entering setup menu
SkyPortal WiFi Accessory (3rd generation) 3.1.9120 July-2019
  • Bug Fix: WiFi would lock up if user lost connection to WiFi attempted to reconnect
  • Bug Fix: Improved reliability of CFM updates over WiFi
StarSense Accessory Camera 1.2.13343 January-2014 Support for changes made in 1.09.13346 of the Hand Control firmware.
StarSense Accessory Hand Control 1.22.21333 December-2021 Support for Dew Heater controllers
StarSense Interface Box For SkyWatcher Telescopes 1.0.6032 March-2016 Initial Release

Latest Software Updates

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Product Version Release Date Updates Downloads
Celestron PWI 2.4.3 February-2023
  • Add setting allowing accessories to be ignored during device discovery.
  • Add setting allowing specified COM ports to be ignored during device discovery.
  • Add setting allowing support for multiple connections to be enabled or disabled.
  • Add setting allowing detailed logging to be enabled or disabled.
  • Add dynamic status message to top bar of main window.
  • Show a warning if the focuser is uncalibrated after connecting to it.
  • Add ability to show the celestial equator to SkyViewer.
  • Update UI for PEC Playback settings to improve clarity.
  • Consolidate Mount USB and Hand Controller connection methods.
  • Add support for communicating over daisy-chained PC port connections.
  • Allow mounts without ST-4 ports to set and save Guide rates in the mount configuration dialog.
  • Setting guide rates from the ASCOM driver are now seen in the CPWI mount config dialog and the mounts ST-4 setting.
  • Reading guide rates from the ASCOM driver reflects the value in CPWI's mount configuration dialog.
  • Add WifiState to CPWI.
  • cfg. On connection will set state of mount's onboard WiFi module. valid values : Ignore Enable Disable
  • Attempt to connect to last used COM port before trying others.
  • Reflect custom port names in Dew Heater data output.
  • Bug fix: Park did not always complete.
  • Bug fix: Google Maps location selection does not work.
  • Bug fix: Focuser complains incorrectly that it is uncalibrated .
  • Bug Fix: WiFi connections locking up or not connecting.
  • Bug fix: Some evolution mounts are not being detected during WiFi connection process .
  • Bug fix: Text in selectable labels overflows during mouse hover.
  • Bug fix: ASCOM driver reduced verbosity of the logs.
  • Bug fix: ASCOM driver will now deliver the mount to the previously specified park position before parking the mount.
  • Bug Fix: ASCOM driver AbortSlew will now clear the IsSlewing flag.
  • Bug Fix: The 'Begin' button was not always visible in the PEC Training dialog box.
  • Bug Fix: PEC training never completed even though progress bar reached 100%.
  • Bug fix: Dew Heater Save Data switch not working.
  • Bug fix: Typographical errors.
Download
USB ASCOM Driver for Focuser 1.5.0 December-2019
  • Corrected bug causing frequent drop outs.
  • Removed "backlash" features from main UI
Download
Celestron Firmware Manager 2.7.9144 August-2019
  • Bug fix: Wifi Bridge
  • Dialog boxes showing when connection is restarting
Download
Celestron Focuser Utility 1.0.0 December-2018 Initial release Download
PecTool 1.0.18 July-2018 Updated instller to support Windows 7/8 Download