MeXkey3 Settings#

Display#

• Brightness slider

  • Adjust screen brightness.

• Timeout

  • When USB is not connected, the device will automatically shut down after the set time.
  • When USB is connected, the screen will automatically lock after the set time.

Connectivity#

• USB Mode
  • When enabled, the device switches to USB mode, allowing access to internal storage via USB.
  • Note: Do not enable this mode while reading files (e.g., reloading database, upgrading firmware).
  • In USB mode, other USB-related functions will be temporarily unavailable.
• Trust Browser
  • When enabled, paired browser extensions can request data without showing a confirmation prompt.
• NIC IP
  • Set the network card IP address in the format 172.16.8.1. Reboot to apply.
• Browser Extension Pairing Reset
  • Click to clear all paired browser extensions.
• Keyboard Mode
  1. Compatible Mode
     • No need to toggle case; best compatibility. If input is abnormal in Enhanced mode, switch to this mode.
  2. Enhanced Mode
     • No need to toggle case or switch input methods; more efficient input.
  3. Chinese (Experimental)
     • Supports Chinese input (feature still in testing).
• Newline Character
  • In the password list, long-press an entry to auto-enter username (separated by newline) and password.
• Enter After Password
  • When quickly entering password by long-pressing an entry, add an Enter key for auto-login.
• Transfer via QR Code
  • When enabled, long-press data in an entry to generate a corresponding QR code. If disabled, the generated QR code will always display "MeXkey3".
• Transfer via NFC
  • When enabled, long-press data in an entry to write to an NFC tag. Requires the "BT+NFC" function of Chameleon devices.

System#

• Reload Database
  • Click to reload kdbx and csv files.
• Battery Save
  • When enabled, prevents overcharging and extends battery life.
• Timezone
  • Click to set the device timezone. Default is 0800 (UTC+8). Format: +0800 or -0930 (first two digits are hours, last two are minutes).
• Set Time Time Sync Guide
  • Click to manually set the device time. Format: 20250730171212 (14 digits: YYYYMMDDHHMMSS).
• Auto Time Offset
  • When enabled, automatically corrects time drift, but may increase error.
• Language
  • Reboot to apply after setting.

Smartcard Settings#

For detailed configuration, see: Smartcard

NRF Settings#

For detailed configuration, see: Chameleon

Security#

• MeXkey Mode
  • Switch the mode for next boot. Reboot to apply.
• Emergency Mode Wait
  • Waiting time (in hours) before entering emergency mode from normal mode. Default is 48 hours.
• Change PIN
  • After verifying the current PIN, you can set a new PIN for the current mode.
• PIN Error Limit
  • When the number of consecutive incorrect PIN attempts reaches the set value, the device may wipe data according to the "Restore" settings.
• PIN Masking
  • Example: If the PIN is 123, entering 41235 (which contains the correct consecutive digits) can also unlock.
• PIN Scramble
  • Randomly shuffle the on-screen PIN keypad.
• Hide Password
  • In entry details, passwords will be displayed as ******.

Restore#

• Factory Reset

  • Click and confirm to start factory reset. The device will restart automatically. Do not operate during the process.

• Wipe Cards Simultaneously

  • When enabled, factory reset will also wipe all OpenPGP, PIV, and FIDO related keys and data.

• Format USB Simultaneously

  • When enabled, factory reset will also format the USB partition.

About#

• Software version
• Hardware version
• Rescue mode version
• Temperature
• IP address
• Website
• Firmware Update
  • Click to enter firmware update process. Firmware Update