Free2 Firmware Upgrade/Mapping Keychanging Software
Update content: update known content.
There are three steps to upgrading firmware (see video tutorial):
Step 1: download the upgrade software and install it on the computer (only PC-side updates, Windows10 and above systems are supported).
Step 2: After downloading the firmware, select Open with the upgrade software (connect the page flipper with the data cable and press the software upgrade button until the upgrade is completed; )
Step 3: If you need to change the key, you can download the custom settings of the key changing software.
Step 1: Download the upgrade software
Upgrade software download: Click Download.
Only PC-side updates, Windows S10 and above systems are supported.
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Video tutorial:
Step 2: firmware download
Updated on December 4, 2025
Update: 1. It is a red problem to turn on the matching light immediately after shutdown; 2. kobo firmware cannot switch gears; 3, known problems, etc.
Firmware version description
Forward key firmware
Forward firmware 1
Firmware support devices: mobile phones, tablets.
Firmware version number: 41AFLJ
Key function: up and down
Firmware Download Center: Click Download.
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Forward firmware 2
Firmware Support Device: Android Electronic Book
Firmware version number: 75B3LJ
Key function: up and down
Firmware Download Center: Click Download.
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Forward firmware 3
Firmware support equipment: KOBO/PC
Firmware version number: 2601LJ
Key function: up and down
Firmware Download Center: Click Download.
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Reverse key firmware
Reverse firmware 1
Firmware support devices: mobile phones, tablets.
Firmware version number: 6D83LJ
Key function: Down, Up
Firmware Download Center: Click Download.
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Reverse firmware 2
Firmware Support Device: Android Electronic Book
Firmware version number: EE24LJ
Key function: Down, Up
Firmware Download Center: Click Download.
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Reverse firmware 3
Firmware support equipment: KOBO/PC
Firmware version number: 1640LJ
Key function: Down, Up
Firmware Download Center: Click Download.
Updated on December 1, 2025（Please use the latest firmware.）
Update: Support to return to the previous layer (under custom mobile phone), with clearer lighting settings and reverse firmware to fix known content.
Firmware version description
Forward key firmware
Forward firmware 1
Firmware support devices: mobile phones, tablets.
Firmware version number: F7AELJ
Key function: up and down
Firmware Download Center: Click Download.
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Forward firmware 2
Firmware Support Device: Android Electronic Book
Firmware version number: D45FLJ
Key function: up and down
Firmware Download Center: Click Download.
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Forward firmware 3
Firmware support equipment: KOBO/PC
Firmware version number: A38BLJ
Key function: up and down
Firmware Download Center: Click Download.
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Reverse key firmware
Reverse firmware 1
Firmware support devices: mobile phones, tablets.
Firmware version number: A1A4LJ
Key function: Down, Up
Firmware Download Center: Click Download.
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Reverse firmware 2
Firmware Support Device: Android Electronic Book
Firmware version number: 8319LJ
Key function: Down, Up
Firmware Download Center: Click Download.
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Reverse firmware 3
Firmware support equipment: KOBO/PC
Firmware version number: 9996LJ
Key function: Down, Up
Firmware Download Center: Click Download.
11.24(Please use the latest firmware.)
Update content: update the known content and optimize the details.
Firmware version description
Forward key firmware
Forward firmware 1
Firmware Support Device: Mobile Phone/Tablet
Firmware version number: 696CLJ
Key function: up and down
Firmware Download Center: Click Download.
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Forward firmware 2
Firmware Support Device: Android Electronic Book
Firmware version number: A4D3LJ
Key function: up and down
Firmware Download Center: Click Download.
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Forward firmware 3
Firmware support devices: kobo, PC
Firmware version number: 2949LJ
Key function: up and down
Firmware Download Center: Click Download.
Reverse key firmware
Reverse firmware 1
Firmware support devices: mobile phones, tablets.
Firmware version number: 2B00LJ
Key function: Down, Up
Firmware Download Center: Click Download.
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Reverse firmware 2
Firmware Support Device: Android Electronic Book
Firmware version number: 169ELJ
Key function: Down, Up
Firmware Download Center: Click Download.
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Reverse firmware 3
Firmware support equipment: kobo/PC
Firmware version number: D724LJ
Key function: Down, Up
Firmware Download Center: Click Download.
Step 3: Map Keys/Customize APP Functions
*Please download this software if you need to change the key function. If you don't need it, you can ignore this software.
Download the mapping and key-changing software: click Download.
Support: Windows S10 and above.