As of 2/17/17, Firmware 1.15 marked the most substantial update to date, adding the followiing functionality and main improvements for X1D:
• Focus peaking
• GPS support
• Max/min settings for AutoISO
• HC Lens Adapter support (Manual Focus only)
• Video poster frame
• Selectable 50/100% zoom level in manual focus assist
• Display menu: Separate Exposure Simulation On/Off setting for M and for A/S/P/Full Auto
• About menu: "Usage" shows shutter count for lens
• Custom Modes - Show actual exposure mode on Control Screen
• Improved contrast level in video
• Improved auto white balance
• Improved support for Phocus Mobile • LCD color improvements
• Language updates
• Bug fixes
As of 5/29/17, Firmware 1.15.1
Links:Firmware 1.15.1Firmware 1.15