- Control key skips loading

- Restore key non-destructive for 128 programs

- Fixed bug where versions would be hidden in SAVES menu

- Fixed bug in SID playback of MULE theme

- Added option to configure startup disk type

- Use 64 mode for utilities that don't have a 128 version

- Reordered items in utils menu to be alphabetical features then options

- fixed intermittent bug in restore button on 128

- Fixed native BASIC 7 disk commands

- Fixed verify error

- Fixed intermittent crash on 128 program load

- Fast formatting for startup disk

- VIC 20 patches

- VIC 20 ram emulation

- no extension defaults to PRG

- play nicer w/ JiffyDOS KERNAL during saving

- Fixed C128 bug setting 64 or 128 mode w/ cartridges properly

- Fixed potential KERNAL conflict during fast RAM scan

- Fixed paging conflict on C64 loader

- Added fast boot sequence option

- Fixed disappearing versions bug in saves menu

- Fixed crash bug with KERNAL error handling

- relaxed T64 error checking

- BASIC shell creates BBT files

- BBT files handle versions internally

- BASIC shell creates BBT files

- C128 prg loader fixed

- BBT export feature

- Allow disabled interrupt during KERNAL override

- Added support for auto load with CLALL vector (Ultima 5)

- Fixed bug introduced in 1.8.6 causing new disk creation to crash

BackBit C64 Firmware 1.9.0

- Fixed intermittent key handling bug

BackBit C64 Firmware 1.9.1
- Improved VIC 20 reliability

BackBit C64 Firmware 1.9.2

- Fixed crash bug introduced in 1.8.7

BackBit C64 Firmware 1.9.3

- Added support to rename file to different casing

BackBit C64 Firmware 1.9.4

- Press CTRL on startup to hide cartridge

BackBit C64 Firmware 1.9.5

- CTRL on startup will work even with no SD card

BackBit C64 Firmware 1.9.6

- Directory listing with OPEN works properly

BackBit C64 Firmware 1.9.7

- Fixed ~temp rename conflict bug

BackBit C64 Firmware 1.9.8

- Moved most handler routines to clock-based response, which improves reliability, but may cause issues on a few games.

- Improved interrupt and stack handling on KERNAL routines, fixing a bug introduced in 1.8.7 and occasional crash in Ultima IV Remastered

- Some games may be negatively impacted, for example Simpsons EasyFlash. Please report any incompatibilities introduced in this version.

BackBit C64 Firmware 1.9.9

- Fixed bug in VIC 20 disk loading introduced in 1.9.8

BackBit C64 Firmware 2.0.0

- Defaults to not using BBT in BASIC (can enable in options)

- No longer will navigation folder reset to BackBit folder in future firmware upgrades

BackBit C64 Firmware 2.0.1

- Added duplicate command in F7 menu

BackBit C64 Firmware

- Added EasyFlash compatibility mode to fix games that broke in 1.9.8 (Just select CRT Support: Compatibility Mode in F1 menu)

BackBit C64 Firmware Version 2.0.3

- Added write ability for extended data via BackBit API

BackBit C64 Firmware Version 2.0.4

- Obey platform versions inside BBT file, including allowing auto-switching between C64 and C128 modes

BackBit C64 Firmware Version 2.0.5

- Added built-in dead test & diagnostic facilitated by a long button press on startup followed by 1 or 2 short presses

BackBit C64 Firmware Version 2.0.6

- Fixed bug that caused Odell Lake not to load properly

BackBit C64 Firmware Version 2.0.7

- Fixed C128 loading bug introduced in 2.0.6

BackBit C64 Firmware Version 2.0.8

- Fixed IRQ disabled on startup on C128

BackBit C64 Firmware Version 2.0.9

- Fixed built-in program loading fault when C128 in C128 mode

- Sped up handler for C128 to improve reliability

BackBit C64 Firmware Version 2.1.0

- Fixed bug introduced in 2.0.9 that caused C128 mode programs not to load

BackBit C64 Firmware Version 2.1.1

- Always show version # on startup

BackBit C64 Firmware Version 2.1.2

- Fixed bug causing message to crash