Olympus E-M5 mkII Firmware History

Source: Olympus America Website

E-M5 Mark II Firmware Updates Ver 1.0 to Ver 1.1
Update Details:
– Function has been modified so that audio can be faded out of movie files created with My Clips editing.
– Speed at which information is displayed when the camera is turned on has been improved.
– The issue of noise appearing in images captured while shooting with High Res Shot has been corrected.

E-M5 Mark II Firmware Updates Ver 1.1 to Ver 1.2

-Addition of Underwater Picture Mode with control for white balance, exposure and flash compensation, aperture and shutter speed.

E-M5 Mark II Firmware Updates Ver 1.2 to Ver 2.0

-Focus Bracketing
-Advanced Olympus Capture
-S-OVF
-4K Time Lapse Video
-Live Composite on OI.Share
-Manual Focus Clutch Disable
-Slate Tone
-Synchronized PCM Audio Recording in Video
-Movie-Exclusive Picture Mode Flat; Noise Filter for Video Shooting
-Smooth Aperture supported with the M.Zuiko Premium lenses and M.Zuiko 14-42mm EZ lens.

E-M5 Mark II Firmware Updates Ver 2.0 to Ver 2.1

This firmware update resolves the following issues that may occur in firmware version 2.0:
When recording movies using the OLYMPUS Capture version 1.1, the Touch AF display on the OLYMPUS Capture cannot be cancelled.
When an electronic zoom lens is in use, the zoom does not automatically adjust to the wide-angle position even if the monitor is tilted to the self-portrait position.
[CAUTION]
When updating the firmware from version 1.x to 2.1, the camera settings are reset.
When updating the firmware from version 2.0 to 2.1, the camera settings are maintained.

E-M5 Mark II Firmware version 2.2

When firmware is updated to version 2.1, settings  are NOT reset.
-The stability of the image stabilizer’s operations has been improved.

E-M5MarkII version 2.2 to 2.3
– Macro Flash STF-8 is supported.
– Electronic Flash FL-900R is supported.
– Improved stability of exposure when shooting videos.

E-M5MarkII version 2.3 to 3.0
–When you update your firmware to version 3.0, camera settings are reset. —

-Flash controllers manufactured by Profoto are supported.
-Backup of camera settings is possible.
-Compensation for mid-range gradation when using Highlight & Shadow Control is possible.
-Position of AF target and range of spot metering can be linked.

E-M5MarkII version 3.0 to 4.0
–When you update your firmware to version 3.0, camera settings are reset. —

-New art filter [Bleach Bypass] has been added.
-Focus Stacking has been added. (“M.ZUIKO DIGITAL ED 12-100mm F4.0 IS PRO” is also compatible.)
-Corrected issue of autofocus (AF) function not operating correctly when using the “LEICA DG ELMARIT 200mm F2.8 / POWER O.I.S. (H-ES200)” interchangeable lens produced by Panasonic.