Download the latest firmware update for your G4 Brewer and unlock all the new features and fixes from Curtis.

  • Revision L
  • The Addition of New Combo Brewer Models
  • Fixed Brew by Volume/Brew by Dilution Issue
  • Disabled Calibration/Pulse Record Features
  • The Left & Right under the Pulsing Screen are now independent


For Internet Explorer Users: Please follow the below instructions carefully.

For all other browsers, please omit steps 3 & 4.

  1. Insert BLANK USB Drive into PC
  2. Right click to download Firmware file
  3. Select "Save Target As"
  4. Change Save type to "ALL FILE"
  5. DO NOT RENAME file
  6. Save file DIRECTLY to USB Drive
  7. Eject USB Drive and Install into Brewer