1.Before flash the EC, ensure the PC manager is closed, and PC Manager in tne  bottom-right taskbar has exited.

2. When flashing the EC, ensure the battery charge is above 30% or connect the AC adapter.

2. When flashing the EC, right-click the EC file and select "Run as administrator".

3. After flashing is complete, reboot to the OS. Then, unplug the AC adapter and restart the system (perform a reset).

updatelog:

When the FN light is on, pressing the arrow keys alone performs the following functions:

Left arrow (<) → Home

Right arrow (>) → End

Up arrow (∧) → Page Up

Down arrow (∨) → Page Down