ONE X v1.18.14 or above firmware adds “FlickerFix”. This reduces the flickering of light bulbs in certain shooting conditions.
（This video was shot in China）

1. Press and hold the power button to turn on your ONE X, and then press the power button to toggle to the Settings menu and press the shutter button to enter.
2. While in the settings menu press the shutter button to scroll to “More Settings” and press the power button to choose FlickerFix.
3. After selecting FlickerFix, use the shutter button to toggle between Auto, 50Hz or 60Hz. The Hz you choose should reflect the utility standard of your region (see below). Once selected, you can return to video mode to start recording.
Utility standard by region:

60HZ：Americas (Including Canada), Japan

50Hz：EU (Including UK), China

Auto: Automatically identify the utility standard of your region, but sometimes the identification is not accurate, there will be a flashing problem

*How can I update to the latest firmware?