Use the most up-to-date versions in combination, as described below.

Windows 10 users
Windows 7 / Windows 8.1 users
macOS / OS X users
iOS / Android users

Use "BTS for GT-1000," which supports GT-1000 version 3.01.
* Download the app here.

Important
If you want to keep backed-up data saved to the app using GT-1000 version 1.11 or earlier, follow the steps below to back up the data to the cloud before updating your GT-1000 system program to version 3.01. You can then use GT-1000 version 3.01 to restore the backed-up data.
* When performing the backup, use the older version of the app (Ver.1.0.4).
* When specifying where in the cloud to save the data, select iCloud Drive if you're using an iOS device or Google Drive if you're using an Android device.

LIBRARIAN

1. Tap [LIBRARIAN].
2. Tap the [EXPORT] button.
3. Tap [CLOUD], then tap the [NEXT] button.
4. Select the LIVE SET to save to the cloud, then tap the [EXPORT] button.
5. The screen for the cloud is displayed. Select the destination for saving to the cloud, then carry out the backup.

STOMPBOX SETTING
* The backup of STOMPBOX SETTING data is carried out via the GT-1000, and so performing the procedure described below erases the STOMPBOX SETTING data currently saved on the GT-1000. To save the current settings, before you execute the backup, carry out the steps in the sequence of 1 -> 2 -> 5 -> 6 to save the data.

1. Tap [MENU].
2. Tap the [STOMBOX DATA BACKUP] button.
3. At RESTORE, go to "FROM FILE" and select the data you want to back up, then restore it to the not-yet-updated GT-1000.
4. Wait for the message "COMPLETED!" to appear.
5. At BACKUP, tap "TO CLOUD", then export the data.
6. The screen for the cloud is displayed. Select the destination for saving to the cloud, then carry out the backup.

ALL DATA BACKUP
* The ALL DATA BACKUP operation is carried out via the GT-1000, and so performing the procedure described below erases all settings currently saved on the GT-1000. To save the current settings, before you execute the backup, carry out the steps in the sequence of 1 -> 2 -> 5 -> 6 to save the data.

1. Tap [MENU].
2. Tap the [ALL DATA BACKUP] button.
3. At RESTORE, go to "FROM FILE" and select the data you want to back up, then restore it to the not-yet-updated GT-1000.
4. Wait for the message "COMPLETED!" to appear.
   * Processing requires considerable time.
5. At BACKUP, tap "TO CLOUD", then export the data.
6. The screen for the cloud is displayed. Select the destination for saving to the cloud, then carry out the backup.

Before you start, check the system program version of your GT-1000.

1. While holding down [ EXIT ] button, turn power ON.
   Continue to hold down EXIT until the GT-1000 logo appears on the display.
2. After a short while, the version information appears on the display.
   If this shows the latest version (Version 3.01 or later), there's no need to update your GT-1000.
3. After verifying the displayed version, turn off the power.

Bug Fixes
The following bugs were fixed.

• Noise is produced under certain conditions.
• Other minor bugs.

Additional Functions

• Control Modes (MEMORY, MANUAL, and PEDALBOARD) were added.
  Please refer to the "GT-1000 Owner's Manual" for detailed information in the [ Owner's Manuals ].
  • MEMORY ( MEMORY Mode )
    This mode is used to call up patches saved in the unit.
  • MANUAL ( MANUAL Mode )
    This mode allows accessing functions assigned to the system or individual patches by using number switches [ 1 ] through [ 5 ].
  • PEDALBOARD ( PEDALBOARD Mode )
    This mode allows use with the same feel as having Compact Effectors arranged on a pedalboard.
    The respective switches are used to toggle the effects on and off.
    The PEDALBOARD Mode has no concept of patches or memories. Edited values are saved without having to execute a write operation.
• Bass support was added.
  16 types of bass effects are now built in.
  3 AIRD PREAMP types for bass have been added.
  2 AIRD OUTPUT SELECT types for bass have been added.
  5 SP TYPE types for bass have been added.
  Please refer to the "GT-1000 Parameter Guide" for detailed information in the [ Owner's Manuals ].
• Seven OUTPUT SELECT types made available as GT-1000 AIRD Output Select Library data are now built into the unit.
  Together with 4 OUTPUT SELECT types that have been newly added, 11 types have been added.

Bug Fix
The following bug was fixed.

• Minor bugs have been fixed.

Bug Fixes
The following bugs were fixed.

• Even if PATCH EXCHANGE is done, patches will not be replaced.
• In rare instances, darkened LEDs sometimes flash faintly.
• Other minor bugs.

Bug Fix
The following bug was fixed.

• The STOMPBOX data was not correctly take over to GT-1000 system program Ver.2.00 from previous version.

Additional Functions

• TYPE settings have been added to effects as described below.
  AIRD PREAMP
  MATCH COMBO
  BG COMBO
  ORNG STACK
  BGNR UB METAL
  DISTORTION
  CENTA OD
  HM-2
  METAL CORE
  MASTER DELAY
  SPACE ECHO
  TAPE ECHO PX
  BIN DRUM ECHO
  * Preset patches that use the added TYPE settings are contained in P47-1 through P49-5. For details, refer to "GT-1000 Sound List."
• A level meter was added to the INPUT LEVEL setting screen.
  Set the input level so that the input-level peak is positioned at the ? symbol.
• At the Play screen, a function that allows direct editing has been added to the "Show functions assigned to main unit and external switches" screen.
  1. Press the PAGE [ < ] and [ > ] buttons at the same time to start editing.
  2. Turn the [ 6 ] knob to select the switch to edit.
  3. Press the [ 6 ] knob to move to the function selection screen.
  4. Turn the [ 6 ] knob to select a function.
  5. Press the [ 6 ] knob to confirm the selected function.
  6. Press the PAGE [ < ] and [ > ] buttons at the same time to quit editing.
• Settings have been added to [CONTROL FUNCTION] - [FUNCTION (EXP1 PEDAL, EXP 2, EXP 3)].
  FV+TUNER: This assigns a volume pedal. Turning down the pedal completely displays TUNER.
  FV+TUNER/PFX: This assigns a volume pedal or pedal effect. When a volume pedal is assigned, turning down the pedal completely displays TUNER.

Functionality Improvements

• A CURRENT NUMBER pedal LED setting and automatic setting function were added.
• A TIME parameter was added to TYPE: WARP for MASTER DELAY. This lets you adjust the speed of change.
• The METRONOME can now also be turned ON or OFF using press the knob.
• When BPM or DELAY TIME has been selected using the KNOB SETTING, the setting value can now also be changed by operating press the knob.
• The detecting accuracy of the monophonic tuner has been improved.
• The arrangement of MENU items has been improved.

Bug Fixes
The following bugs were fixed.

• The EFFECT LEVEL value for MASTER DELAY to fall under certain conditions was corrected.
• Other minor bugs.

Bug Fix
The following bug was fixed.

• The effects block placed between MAIN/SUB SP.SIMULATOR block and MAIN/SUB OUT block reverted to previous location when the units's main power was rebooted.

Functionality Improvements

• SP.SIMULATOR part, which was in the MAIN OUT and SUB OUT blocks, has been separated from them.
  "MAIN / SUB SP.SIMULATOR block" and "MAIN OUT and SUB OUT block" were newly created, and the SP.SIMULATOR locations can be freely changed.
• Performing a save operation after editing STOMPBOX is no longer necessary.
  All patches using the same STOMPBOX are immediately updated with the edited values.
• Addition of variable color setting to the AUTO setting of FOOT SW LED.
• The MAIN and DRY sequence of the USB port was changed.
  * If settings have already been made using a digital audio workstation (DAW) or the like, redo the settings.
• BPM tracking during tempo syncing with an external MIDI device has been improved.
• The output speed for MIDI OUT has been improved.
• Starting and stopping LOOPER playback from BOSS TONE STUDIO is now possible.

Additional Functions

• A LEVEL parameter has been added to GLOBAL EQ.
• TUNER was added to TARGET in ASSIGN SETTING.
• For HARDWARE SETTING KNOB settings, USB MIX LEVEL, GLOBAL EQ, AIRD PREAMP, and TOTAL REVERB have been added as parameters for TARGET.

Bug Fixes
The following bugs were fixed.

• The GT-1000 hangs under certain conditions when connected to an external MIDI device.
• Noise is produced under certain conditions.
• USB audio is muted during patch changes or TUNER is displayed.
• Other minor bugs.

Bug Fix
The following bug was fixed.

• Patch data that uses IR data cannot be saved correctly.

Additional Functions

• GT-1000 AIRD Output Select Library can now be used to add Output Select types.
• GT-1000 IR Loader can now be used to add speaker types.

Bug Fixes
The following bugs were fixed.

• At the TUNER screen, the tuner sometimes fails to operate.
• In a patch change immediately after a WRITE or EXCHANGE operation to a different patch, the sound sometimes fails to play correctly.
• When KNOB SETTING is used to assign DISTORTION 2 LEVEL (BOTTOM), BOTTOM (LEVEL) changes.
• The sound fails to be changed when STOMPBOX data backed up to BOSS TONE STUDIO is restored.
• Faulty display on the GT-1000's built-in screen when using BOSS TONE STUDIO.

Bug Fix
The following bug was fixed.

• When selecting "JC-120 INPUT" in the AIRD OUTPUT SELECT and connect to a JC-120 input, some AIRD Preamps produce unintended sounds.

Please open/extract the downloaded "gt1000_sys_v301.zip" file on your computer to get the update file in the "gt1000_sys_v301" folder.